| 24-Hour | Automated Teller Machine Deployers | Automated Teller Machine Deployers |
| Abandoned Pets | Animal Shelters | Animal Shelters |
| Abatement | Radon Mitigation Contractors | Radon Mitigation Contractors |
| Aboveground Pools | Swimming Pool Dealers and Installers | Swimming Pool Dealers and Installers |
| Abrasive Blasting | Sandblasting Contractors | Sandblasting Contractors |
| Abrasives | Sandblasting Contractors | Sandblasting Contractors |
| Abuse | Residential Treatment Facilities | Residential Treatment Facilities |
| Abuse | Rehabilitation Facilities - Substance Abuse | Rehabilitation Facilities - Substance Abuse |
| Academic Programs | Colleges and Universities | Colleges and Universities |
| Academic testing | Academic Testing Services | Academic Testing Services |
| Academics | Schools - Secondary - Public and Private | Schools - Secondary - Public and Private |
| Accessories | Clothing Stores | Clothing Stores |
| Accessories | Jewelry Stores | Jewelry Stores |
| Accounting | Accounting Firms | Accounting Firms |
| Acrobatics | Gymnastic Facilities | Gymnastic Facilities |
| Adjusters | Insurance Claims Adjusters - Independent and Public | Insurance Claims Adjusters - Independent and Public |
| Adjusting | Insurance Claims Adjusters - Independent and Public | Insurance Claims Adjusters - Independent and Public |
| Adolescents | Pediatricians | Pediatricians |
| Adoptive Parents | Adoption Agencies | Adoption Agencies |
| Adventure Games | Escape Rooms | Escape Rooms |
| Advertisements | Sign Shops | Sign Shops |
| Advertisements | Magazine Publishing | Magazine Publishing |
| Advertising | Public Relations Agencies | Public Relations Agencies |
| Advertising | Marketing Research Firms | Marketing Research Firms |
| Advertising | Newspaper Publishers and Online Content Providers | Newspaper Publishers and Online Content Providers |
| Advertising | Photographic Studios | Photographic Studios |
| Advertising | Desktop Publishing Services | Desktop Publishing Services |
| Advertising | Aerial Advertising | Aerial Advertising |
| Advertising | Graphic Design Firms | Graphic Design Firms |
| Advertising Displays | Advertising Companies - Outdoor | Advertising Companies - Outdoor |
| Aerial Advertising | Aerial Advertising | Aerial Advertising |
| Aerobics | Health Clubs | Health Clubs |
| Agencies | Modeling Agencies | Modeling Agencies |
| Agencies | Public Relations Agencies | Public Relations Agencies |
| Agencies | Dating Services | Dating Services |
| Agents | Bail Bondsmen | Bail Bondsmen |
| Aggregate | Mining - Construction Sand and Gravel | Mining - Construction Sand and Gravel |
| Agricultural | Farm Machinery and Power Equipment Dealers | Farm Machinery and Power Equipment Dealers |
| Agricultural Chemicals | Aerial Application Contractors | Aerial Application Contractors |
| Agricultural Equipment | Farm Machinery Manufacturing | Farm Machinery Manufacturing |
| Air | Hot Air Balloon Services | Hot Air Balloon Services |
| Air ambulance | Air Ambulance Services | Air Ambulance Services |
| Air charters | Air Charter Services | Air Charter Services |
| Air Rescue | Air Ambulance Services | Air Ambulance Services |
| Air Tanks | Scuba Diving Shops - Retail | Scuba Diving Shops - Retail |
| Air Transportation | Air Charter Services | Air Charter Services |
| Aircraft | Hangar Operations | Hangar Operations |
| Aircraft | Skydiving Centers | Skydiving Centers |
| Aircraft Storage | Hangar Operations | Hangar Operations |
| Airline Tickets | Online Travel Services | Online Travel Services |
| Airplane | Air Charter Services | Air Charter Services |
| Airplane | Aerial Advertising | Aerial Advertising |
| Airports | Hangar Operations | Hangar Operations |
| Airports | Air Charter Services | Air Charter Services |
| Airports | Hangar Operations | Hangar Operations |
| Alarm Dispatchers | Central-Station Alarm Monitoring Facilities | Central-Station Alarm Monitoring Facilities |
| Alarm Installation | Alarm Systems Dealers and Installers | Alarm Systems Dealers and Installers |
| Alarm Systems | Central-Station Alarm Monitoring Facilities | Central-Station Alarm Monitoring Facilities |
| Alarm Systems | Alarm Systems Dealers and Installers | Alarm Systems Dealers and Installers |
| Alcohol | Rehabilitation Facilities - Substance Abuse | Rehabilitation Facilities - Substance Abuse |
| Alcohol | Residential Treatment Facilities | Residential Treatment Facilities |
| Alcoholic beverages | Wineries | Wineries |
| Alcoholic beverages | Distilleries | Distilleries |
| Alcoholic beverages | Breweries | Breweries |
| Alcoholic beverages | Beverage Distributors | Beverage Distributors |
| Alcoholic Beverages | Bars, Taverns, Cocktail Lounges and Nightclubs | Bars, Taverns, Cocktail Lounges and Nightclubs |
| Alcoholic beverages | Liquor Stores | Liquor Stores |
| Alcoholic beverages | Craft Breweries, Microbreweries, and Brewpubs | Craft Breweries, Microbreweries, and Brewpubs |
| Ale | Breweries | Breweries |
| Ale | Craft Breweries, Microbreweries, and Brewpubs | Craft Breweries, Microbreweries, and Brewpubs |
| Alternative fuel | Biofuel Production | Biofuel Production |
| Alternative medicine | Chiropractors' Offices | Chiropractors' Offices |
| Aluminum Products | Can Manufacturing | Can Manufacturing |
| AM radio | Radio Broadcasting Stations | Radio Broadcasting Stations |
| Ambulettes | Paratransit Services | Paratransit Services |
| Ammunition | Firearm Stores | Firearm Stores |
| Ammunition | Gun Manufacturing | Gun Manufacturing |
| Amusement | Bowling Centers | Bowling Centers |
| Amusement | Casinos | Casinos |
| Amusement | Stadiums, Arenas and Racetracks | Stadiums, Arenas and Racetracks |
| Amusement | Roller Skating Rinks | Roller Skating Rinks |
| Amusement | Planetariums | Planetariums |
| Amusement | Paintball Courses | Paintball Courses |
| Amusement | Zoos | Zoos |
| Amusement | Aquariums | Aquariums |
| Amusement | Hot Air Balloon Services | Hot Air Balloon Services |
| Amusement | Movie Theaters - Indoor | Movie Theaters - Indoor |
| Amusement Machines | Billiard Halls | Billiard Halls |
| Amusement Machines | Vending and Amusement Machine Operators | Vending and Amusement Machine Operators |
| Animal Breeders | Artificial Insemination for Cattle Breeding | Artificial Insemination for Cattle Breeding |
| Animal Byproducts | Rendering | Rendering |
| Animal Care | Kennels - Boarding | Kennels - Boarding |
| Animal control | Wildlife Control Operators | Wildlife Control Operators |
| Animal Feed | Feed Manufacturing | Feed Manufacturing |
| Animal Fur | Fur Garment Manufacturing | Fur Garment Manufacturing |
| Animal Handlers | Kennels - Boarding | Kennels - Boarding |
| Animal hide | Tanneries | Tanneries |
| Animal Illnesses | Animal Hospitals | Animal Hospitals |
| Animal Services | Dog Parks | Dog Parks |
| Animal Services | Pet Sitters | Pet Sitters |
| Animal Services | Kennels - Boarding | Kennels - Boarding |
| Animal Skins | Tanneries | Tanneries |
| Animals | Pet Sitters | Pet Sitters |
| Animals | Breeding Farms - Ratite Birds | Breeding Farms - Ratite Birds |
| Animals | Zoos | Zoos |
| Answering services | Contact Centers | Contact Centers |
| Antique | Furniture Refinishing and Repair Shops | Furniture Refinishing and Repair Shops |
| Antique | Antique Dealers | Antique Dealers |
| Antique jewelry | Silversmiths | Silversmiths |
| Apparel | Formal Wear Rental Stores | Formal Wear Rental Stores |
| Apparel | Clothing Stores | Clothing Stores |
| Appliance stores | Warehouse Stores-Superstores | Warehouse Stores-Superstores |
| Appliance Stores | Electrical Appliance Stores | Electrical Appliance Stores |
| Appraisers | Museums | Museums |
| Aquariums | Aquariums | Plumbing Contractors |
| Aquatic Activities | Swim Clubs and Swimming Pools | Swim Clubs and Swimming Pools |
| aquatic animals | Aquariums | Aquariums |
| Aquatic Attractions | Water Amusement Parks | Water Amusement Parks |
| Aquatic Leisure | Hot Tub Dealers and Installers | Hot Tub Dealers and Installers |
| Aquatic Life | Aquaculture Operations | Aquaculture Operations |
| Arbitration | Alternative Dispute Resolution Firms | Alternative Dispute Resolution Firms |
| Arbitration Panels | Alternative Dispute Resolution Firms | Alternative Dispute Resolution Firms |
| Arbitrators | Alternative Dispute Resolution Firms | Alternative Dispute Resolution Firms |
| Arboreta | Botanical Gardens | Botanical Gardens |
| Arcade Games | Billiard Halls | Billiard Halls |
| Arcades | Family Entertainment Centers | Family Entertainment Centers |
| Architectural | Architectural Preservationists | Architectural Preservationists |
| Architectural enhancements | Ornamental Metalworking | Ornamental Metalworking |
| Architectural Services | Architects and Engineers | Architects and Engineers |
| Arenas | Stadiums, Arenas and Racetracks | Stadiums, Arenas and Racetracks |
| Armed Guards | Armored Car Services | Armored Car Services |
| Armoires | Furniture Manufacturing - Wood | Furniture Manufacturing - Wood |
| Armoires | Furniture Manufacturing - Wood | Fruit and Vegetable Dealers - Retail |
| Aromatherapists | Alternative Health and Wellness Centers | Alternative Health and Wellness Centers |
| Aromatherapy | Alternative Health and Wellness Centers | Alternative Health and Wellness Centers |
| Art | Museums | Museums |
| Art Conservators | Art Conservators | Art Conservators |
| Art Objects | Art Conservators | Art Conservators |
| Art Products | Crayon Manufacturing | Crayon Manufacturing |
| Art Supplies | Arts and Crafts Stores | Arts and Crafts Stores |
| Artifacts | Museums | Museums |
| Artificial limbs | Prosthetists' Offices | Prosthetists' Offices |
| Artistic Glassblowers | Glassblowing Operations | Glassblowing Operations |
| Artists | Arts and Crafts Stores | Arts and Crafts Stores |
| Artwork | Art Galleries and Dealers | Art Galleries and Dealers |
| Asbestos Removal | Asbestos Abatement Contractors | Asbestos Abatement Contractors |
| Assisted Living | Nursing Homes | Nursing Homes |
| Associations | Clubs and Organizations - Nonprofit | Clubs and Organizations - Nonprofit |
| Associations | Property Management Firms | Property Management Firms |
| Athletic | Paintball Courses | Paintball Courses |
| Athletic | Racquet and Fitness Clubs | Racquet and Fitness Clubs |
| Athletic | Roller Skating Rinks | Roller Skating Rinks |
| Athletic | Dance Schools | Dance Schools |
| Athletic | Health Clubs | Health Clubs |
| Athletic | Bowling Centers | Bowling Centers |
| Athletic | Skydiving Centers | Skydiving Centers |
| Athletic Activities | Gymnastic Facilities | Gymnastic Facilities |
| Athletic Clothing | Sporting Goods Stores | Sporting Goods Stores |
| Athletic Gear | Martial Arts Schools | Martial Arts Schools |
| Athletic wear | Ski Shops | Ski Shops |
| ATMs | Automated Teller Machine Deployers | Automated Teller Machine Deployers |
| Attorneys | Lawyers' Offices | Lawyers' Offices |
| Auction houses | Online Auction Houses | Online Auction Houses |
| Auctioneers | Online Auction Houses | Online Auction Houses |
| Auctions | Online Auction Houses | Online Auction Houses |
| Audiobooks | Bookstores - Retail | Bookstores - Retail |
| Audiologists | Hearing Aid Outlets | Hearing Aid Outlets |
| Audiology | Hearing Aid Outlets | Hearing Aid Outlets |
| Audiometric | Audiometric Testing Companies | Audiometric Testing Companies |
| Auditors | Accounting Firms | Accounting Firms |
| Authors | Book Publishing - Commercial | Book Publishing - Commercial |
| Auto | Automobile Dealers - New and Used - Retail | Automobile Dealers - New and Used - Retail |
| Autograph Cards | Trading Card Companies | Trading Card Companies |
| Automated | Automated Teller Machine Deployers | Automated Teller Machine Deployers |
| Automatic Sprinklers | Automatic Fire Sprinkler System Contractors | Automatic Fire Sprinkler System Contractors |
| Automobile | Automobile Dealers - New and Used - Retail | Automobile Dealers - New and Used - Retail |
| Automobile | Gasoline Stations - Full-Service and Self-Service | Gasoline Stations - Full-Service and Self-Service |
| Automobile | Automotive Aftermarket Parts and Accessories Stores | Automotive Aftermarket Parts and Accessories Stores |
| Automobile towing | Towing and Recovery Services | Towing and Recovery Services |
| Automotive electronics | Mobile Electronics Stores | Mobile Electronics Stores |
| Automotive Mechanics | Tire Dealers - Retail | Tire Dealers - Retail |
| Automotive Services | Tire Dealers - Retail | Tire Dealers - Retail |
| Automotive Services | Towing and Recovery Services | Towing and Recovery Services |
| Automotive Services | Automobile Body Repair Shops | Automobile Body Repair Shops |
| Automotive Supplies | Truck Stops and Travel Centers | Truck Stops and Travel Centers |
| Automotive Work | Automobile Repair Shops and Oil Change Centers | Automobile Repair Shops and Oil Change Centers |
| Aviation Services | Air Ambulance Services | Air Ambulance Services |
| Baby Furniture | Juvenile Furniture Manufacturing | Juvenile Furniture Manufacturing |
| Baby Products | Diaper Services | Diaper Services |
| Back Injuries | Acupuncturists | Acupuncturists |
| Back Pain | Chiropractors' Offices | Chiropractors' Offices |
| Backup Cameras | Mobile Electronics Stores | Mobile Electronics Stores |
| Baked Goods | Convenience Stores | Convenience Stores |
| Baked goods | Bakeries - Retail | Bakeries - Retail |
| Baked goods | Bakeries - Commercial and Wholesale | Bakeries - Commercial and Wholesale |
| Bakers | Bakeries - Commercial and Wholesale | Bakeries - Commercial and Wholesale |
| Ballet | Dance Schools | Dance Schools |
| Balloon | Hot Air Balloon Services | Hot Air Balloon Services |
| Banking | Automated Teller Machine Deployers | Automated Teller Machine Deployers |
| Banking | Electronic Payment Services | Electronic Payment Services |
| Banks | Blood Banks | Blood Banks |
| Banner | Aerial Advertising | Aerial Advertising |
| Banner Towing | Aerial Advertising | Aerial Advertising |
| Banquet | Catering | Catering |
| Barber | Beauty Salon and Barber Shop Suppliers | Beauty Salon and Barber Shop Suppliers |
| Barbers | Beauty Salons and Barber Shops | Beauty Salons and Barber Shops |
| Baristas | Coffee Houses, Shops, and Bars | Coffee Houses, Shops, and Bars |
| Barristers | Lawyers' Offices | Lawyers' Offices |
| Bars | Craft Breweries, Microbreweries, and Brewpubs | Craft Breweries, Microbreweries, and Brewpubs |
| Bartenders | Bars, Taverns, Cocktail Lounges and Nightclubs | Bars, Taverns, Cocktail Lounges and Nightclubs |
| Baseball cards | Trading Card Companies | Trading Card Companies |
| Batteries | Electric Vehicle Charging Station Manufacturers | Electric Vehicle Charging Station Manufacturers |
| Batteries | Battery Manufacturing - Dry Cell | Battery Manufacturing - Dry Cell |
| Beach Attire | Surf Shops | Surf Shops |
| Beauticians | Beauty Salons and Barber Shops | Beauty Salons and Barber Shops |
| Beauty | Nail Salons | Nail Salons |
| Beauty care | Beauty Salon and Barber Shop Suppliers | Beauty Salon and Barber Shop Suppliers |
| Beauty products | Cosmetics Manufacturing | Cosmetics Manufacturing |
| Beauty Salons | Day Spas | Day Spas |
| Beauty shop | Beauty Salon and Barber Shop Suppliers | Sandblasting Contractors |
| Bed Manufacturers | Mattress and Box Spring Manufacturing | Mattress and Box Spring Manufacturing |
| Bedding | Furniture Stores | Furniture Stores |
| Bedding Products | Mattress Stores | Mattress Stores |
| Beds | Juvenile Furniture Manufacturing | Juvenile Furniture Manufacturing |
| Beef | Meat Products Processing | Meat Products Processing |
| Beehives | Apiaries - Commercial | Apiaries - Commercial |
| Beekeepers | Apiaries - Commercial | Apiaries - Commercial |
| Beekeeping | Apiaries - Commercial | Apiaries - Commercial |
| Beer | Liquor Stores | Liquor Stores |
| Beer | Breweries | Breweries |
| Beer | Craft Breweries, Microbreweries, and Brewpubs | Craft Breweries, Microbreweries, and Brewpubs |
| Beet | Sugar Manufacturing (Beet and Cane) | Sugar Manufacturing (Beet and Cane) |
| Beverage | Fruit Juice Manufacturing | Fruit Juice Manufacturing |
| Beverage | Breweries | Breweries |
| Beverage | Bottling - Soft Drinks | Bottling - Soft Drinks |
| Beverage Dispensers | Vending and Amusement Machine Operators | Vending and Amusement Machine Operators |
| Beverage Storage | Can Manufacturing | Can Manufacturing |
| Beverages | Hibachi Restaurants | Hibachi Restaurants |
| Bicycle | Bicycle Shops - Sales and Service | Bicycle Shops - Sales and Service |
| Bicycle | Bicycle Manufacturing | Bicycle Manufacturing |
| Bicycle Repairs | Bicycle Shops - Sales and Service | Bicycle Shops - Sales and Service |
| Bidder | Auctioneers and Auction Houses | Auctioneers and Auction Houses |
| Bidding | Online Auction Houses | Online Auction Houses |
| Bids | Auctioneers and Auction Houses | Auctioneers and Auction Houses |
| Bike sales | Bicycle Shops - Sales and Service | Bicycle Shops - Sales and Service |
| Billboards | Advertising Agencies | Advertising Agencies |
| Billboards | Advertising Companies - Outdoor | Advertising Companies - Outdoor |
| Billiard Halls | Billiard Halls | Billiard Halls |
| Billing | Medical Billing Companies | Medical Billing Companies |
| Binderies | Book Binderies - Specialty | Book Binderies - Specialty |
| Bindery Workers | Commercial Bookbinding | Commercial Bookbinding |
| Biodiesel | Fuel Oil Dealers | Fuel Oil Dealers |
| Biodiesel | Biofuel Production | Biofuel Production |
| Biological Evidence | DNA Testing Services | DNA Testing Services |
| Biological Research | DNA Testing Services | DNA Testing Services |
| Biological Research | Laboratories - Research and Development | Laboratories - Research and Development |
| Birds | Poultry - Raising | Poultry - Raising |
| Birth control | Condom Manufacturing | Condom Manufacturing |
| Blackjack | Casinos | Casinos |
| Blacksmiths | Ornamental Metalworking | Ornamental Metalworking |
| Blasting | Demolition Contractors | Demolition Contractors |
| Blasting | Excavation Contractors | Excavation Contractors |
| Blasting Operations | Sandblasting Contractors | Sandblasting Contractors |
| Blimp | Aerial Advertising | Aerial Advertising |
| Blinds | Window Treatments Manufacturing | Window Treatments Manufacturing |
| Block ice | Ice Manufacturers and Distributors | Ice Manufacturers and Distributors |
| Blood | Blood Banks | Blood Banks |
| Blood Collection | Blood Banks | Blood Banks |
| Blood Donors | Blood Banks | Blood Banks |
| Blood Work | Medical Laboratories | Medical Laboratories |
| Board Games | Toy Manufacturing | Toy Manufacturing |
| Boarding | Animal Hospitals | Animal Hospitals |
| Boarding Kennels | Kennels - Boarding | Kennels - Boarding |
| Boarding schools | Schools - Elementary - Public and Private | Schools - Elementary - Public and Private |
| Boarding Services | Stables and Riding Academies | Stables and Riding Academies |
| Boat | Marine Dealers | Marine Dealers |
| Boat Building | Boat Manufacturing - Fiberglass Hull | Boat Manufacturing - Fiberglass Hull |
| Boat Design | Boat Manufacturing - Fiberglass Hull | Boat Manufacturing - Fiberglass Hull |
| Boat Docking | Marinas | Marinas |
| Boat Maintenance | Marine Dealers | Marine Dealers |
| Boat Manufacturers | Boat Manufacturing - Fiberglass Hull | Boat Manufacturing - Fiberglass Hull |
| Boat Storage | Marinas | Marinas |
| Boats | Charter Boat Fishing | Charter Boat Fishing |
| Body Treatments | Day Spas | Day Spas |
| Bodyguard Services | Investigation Agencies | Investigation Agencies |
| Boiler Descaling | Boiler Maintenance Contractors | Boiler Maintenance Contractors |
| Boiler Repairs | Boiler Maintenance Contractors | Boiler Maintenance Contractors |
| Bond Penalty | Bail Bondsmen | Bail Bondsmen |
| Bonds | Securities Firms - Brokers and Dealers | Securities Firms - Brokers and Dealers |
| Book | Book Binderies - Specialty | Book Binderies - Specialty |
| Book Design | Book Publishing - Commercial | Book Publishing - Commercial |
| Book Restoration | Book Binderies - Specialty | Book Binderies - Specialty |
| Book Restoration | Book Binderies - Specialty | Book Binderies - Specialty |
| Book Stitching | Book Binderies - Specialty | Book Binderies - Specialty |
| Bookkeeping | Accounting Firms | Accounting Firms |
| Bookstores | Comic-Book Stores | Comic-Book Stores |
| Boots | Shoe Manufacturing | Shoe Manufacturing |
| Bottled Water Production | Bottled Water Production and Delivery | Bottled Water Production and Delivery |
| Bottles | Glassware Manufacturing | Glassware Manufacturing |
| Bottling | Fruit Juice Manufacturing | Fruit Juice Manufacturing |
| Bottling Plants | Bottled Water Production and Delivery | Bottled Water Production and Delivery |
| Bouncers | Bars, Taverns, Cocktail Lounges and Nightclubs | Bars, Taverns, Cocktail Lounges and Nightclubs |
| Bounty hunters | Bail Bondsmen | Bail Bondsmen |
| Boutiques | Clothing Stores | Clothing Stores |
| Boutiques | Thrift Stores and Resale Shops | Thrift Stores and Resale Shops |
| Boutiques | Shopping Centers and Malls | Shopping Centers and Malls |
| Bow and Arrow Shooting | Archery Ranges | Archery Ranges |
| Bowling Alleys | Bowling Centers | Bowling Centers |
| Bowling Lanes | Bowling Centers | Bowling Centers |
| Box | Box Manufacturing - Corrugated | Box Manufacturing - Corrugated |
| Bracelets | Jewelry Manufacturing | Jewelry Manufacturing |
| Brandy | Wineries | Wineries |
| Bread | Bakeries - Retail | Bakeries - Retail |
| Breakfast Foods | Cereal Manufacturing | Cereal Manufacturing |
| Breast Cancer | Mammography Centers | Mammography Centers |
| Breeders | Breeding Farms - Small Animal | Breeding Farms - Small Animal |
| Breeding Farms | Hog Confinement Facilities | Hog Confinement Facilities |
| Bricklayers | Mason Contractors | Mason Contractors |
| Bridal | Bridal Shops | Bridal Shops |
| Bridal | Wedding Venues | Wedding Venues |
| Bridal Consultants | Bridal Shops | Bridal Shops |
| Bridal Gowns | Bridal Shops | Bridal Shops |
| Bridal Services | Wedding Consultants | Wedding Consultants |
| Bridal shops | Wedding Consultants | Wedding Consultants |
| Bridal Shops | Bridal Shops | Bridal Shops |
| Broadcasting | Television Broadcasting Stations | Television Broadcasting Stations |
| Broadcasting | Radio Broadcasting Stations | Radio Broadcasting Stations |
| Broadcasting | Cable Television System Operators | Cable Television System Operators |
| Brochures | Graphic Design Firms | Graphic Design Firms |
| Bronzers | Tanning Studios | Tanning Studios |
| Budtenders | Recreational Marijuana Dispensaries | Recreational Marijuana Dispensaries |
| Budtenders | Medical Marijuana Dispensaries | Medical Marijuana Dispensaries |
| Building | Building Material Dealers | Building Material Dealers |
| Building Cleaning | Power Washing Contractors | Power Washing Contractors |
| Building Construction | Siding Contractors | Siding Contractors |
| Building Contractors | Building Construction - General Contractors | Building Construction - General Contractors |
| Building Removal | Demolition Contractors | Demolition Contractors |
| Building Restoration | Restoration Firms | Restoration Firms |
| Buildings | Architects and Engineers | Architects and Engineers |
| Buildings | Architectural Preservationists | Architectural Preservationists |
| Bulk mail | Mail Receiving Services | Mail Receiving Services |
| Bulldozer Producers | Construction Equipment Manufacturing | Construction Equipment Manufacturing |
| Burglar | Central-Station Alarm Monitoring Facilities | Central-Station Alarm Monitoring Facilities |
| Burial Caskets | Casket Manufacturing | Casket Manufacturing |
| Burial Sites | Cemeteries and Memorial Parks | Cemeteries and Memorial Parks |
| Burials | Funeral Homes | Funeral Homes |
| Burner | Boiler Maintenance Contractors | Boiler Maintenance Contractors |
| Bus | Bus Charter Services | Bus Charter Services |
| Buses | Public Bus Companies | Public Bus Companies |
| Business | Internet Service Providers | Internet Service Providers |
| Business | Public Relations Agencies | Public Relations Agencies |
| Business | Insurance Claims Adjusters - Independent and Public | Insurance Claims Adjusters - Independent and Public |
| Business services | Accounting Firms | Accounting Firms |
| Businesses | Internet Service Providers | Internet Service Providers |
| Butane | Liquefied Petroleum (LP) Gas Retailing | Liquefied Petroleum (LP) Gas Retailing |
| Butcher | Meat Products Processing | Meat Products Processing |
| Butter | Dairy Products - Wholesaling | Dairy Products - Wholesaling |
| Buyers | Real Estate Agents and Brokers | Real Estate Agents and Brokers |
| Cabinetmakers | Kitchen Remodeling Contractors | Kitchen Remodeling Contractors |
| Cabinetmakers | Carpentry Contractors | Carpentry Contractors |
| Cabinets | Kitchen Remodeling Contractors | Kitchen Remodeling Contractors |
| Cabins | Camps - Day and Sleep-Over | Camps - Day and Sleep-Over |
| Cable | Camera Stores | Camera Stores |
| Cable Networks | Cable Television System Operators | Cable Television System Operators |
| Cable Subscribers | Cable Television System Operators | Cable Television System Operators |
| Cacao Beans | Chocolate and Cocoa Manufacturing | Chocolate and Cocoa Manufacturing |
| Caddies | Golf and Country Clubs | Golf and Country Clubs |
| Cafés | Coffee Houses, Shops, and Bars | Coffee Houses, Shops, and Bars |
| Cafés | Hibachi Restaurants | Hibachi Restaurants |
| Cafés | Restaurants | Restaurants |
| Cake | Bakeries - Retail | Bakeries - Retail |
| Call center | Contact Centers | Contact Centers |
| Camera | Camera Stores | Camera Stores |
| Camp Counselors | Camps - Day and Sleep-Over | Camps - Day and Sleep-Over |
| Camper | Recreational Vehicle Dealers | Recreational Vehicle Dealers |
| Campers | Camps - Day and Sleep-Over | Camps - Day and Sleep-Over |
| Camping | Campgrounds | Campgrounds |
| Camps | Campgrounds | Campgrounds |
| Candlemakers | Candle Manufacturing | Candle Manufacturing |
| Candy | Chocolate and Cocoa Manufacturing | Chocolate and Cocoa Manufacturing |
| Candy | Confectionery Manufacturing | Confectionery Manufacturing |
| Cane sugar | Sugar Manufacturing (Beet and Cane) | Sugar Manufacturing (Beet and Cane) |
| Cannabis | Marijuana Growers | Marijuana Growers |
| Cannabis | Medical Marijuana Dispensaries | Medical Marijuana Dispensaries |
| Cannabis | Recreational Marijuana Dispensaries | Recreational Marijuana Dispensaries |
| Cannabis Edibles | Recreational Marijuana Dispensaries | Recreational Marijuana Dispensaries |
| Cannabis Plant | Medical Marijuana Dispensaries | Medical Marijuana Dispensaries |
| Canned Foods | Supermarkets and Grocery Stores | Supermarkets and Grocery Stores |
| Canned Produce | Canning - Fruits and Vegetables | Canning - Fruits and Vegetables |
| Canoeing | Rafting Outfitters | Rafting Outfitters |
| Car | Automobile Dealers - New and Used - Retail | Automobile Dealers - New and Used - Retail |
| Car Accessories | Automotive Aftermarket Parts and Accessories Stores | Automotive Aftermarket Parts and Accessories Stores |
| Car batteries | Battery Manufacturing - Wet Cell | Battery Manufacturing - Wet Cell |
| Car detailing | Car Washes | Car Washes |
| Car Rental | Automobile and Truck Rental Agencies | Automobile and Truck Rental Agencies |
| Car Seats | Juvenile Furniture Manufacturing | Bookstores - Retail |
| Car Seats | Juvenile Furniture Manufacturing | Bookstores - Retail |
| Car Seats | Juvenile Furniture Manufacturing | Juvenile Furniture Manufacturing |
| Car waxing | Car Washes | Car Washes |
| Carbon Dioxide | Industrial Gas Manufacturing | Industrial Gas Manufacturing |
| Carbonated Beverages | Bottling - Soft Drinks | Bottling - Soft Drinks |
| Carbonated Drinks | Beverage Distributors | Beverage Distributors |
| Carbonated Water | Bottled Water Production and Delivery | Bottled Water Production and Delivery |
| Carbonic | Dry Ice Manufacturing | Dry Ice Manufacturing |
| Cardboard | Paperboard Products Manufacturing | Paperboard Products Manufacturing |
| Cardboard | Box Manufacturing - Corrugated | Box Manufacturing - Corrugated |
| Care | Dermatologists' Offices | Dermatologists' Offices |
| Care | Residential Treatment Facilities | Residential Treatment Facilities |
| Care | Rehabilitation Facilities - Substance Abuse | Rehabilitation Facilities - Substance Abuse |
| Career | Executive Search Firms | Executive Search Firms |
| Career Services | Rehabilitation Facilities - Vocational Training | Rehabilitation Facilities - Vocational Training |
| Career Services | Staffing Services | Staffing Services |
| Career Services | Employment Websites | Employment Websites |
| Cargo | Trucking - Specialized Carriers | Trucking - Specialized Carriers |
| Cargo | Freight Brokers | Freight Brokers |
| Cargo | Riggers | Riggers |
| Carpenters | Kitchen Remodeling Contractors | Kitchen Remodeling Contractors |
| Carpenters | Wall and Ceiling Contractors | Wall and Ceiling Contractors |
| Carpenters | Carpentry Contractors | Carpentry Contractors |
| Carpentry | Building Material Dealers | Building Material Dealers |
| Carpentry | Kitchen Remodeling Contractors | Kitchen Remodeling Contractors |
| Carpet | Floor Covering Stores | Floor Covering Stores |
| Carpeting | Floor Covering Stores | Floor Covering Stores |
| Carpeting Installation | Flooring Installation Contractors | Flooring Installation Contractors |
| Cars | Car Washes | Car Washes |
| Carton | Paperboard Products Manufacturing | Paperboard Products Manufacturing |
| Cash | Farming - Cash Grains | Farming - Cash Grains |
| Cash machines | Automated Teller Machine Deployers | Automated Teller Machine Deployers |
| Cashews | Nut Processing | Nut Processing |
| Casinos | Casinos | Casinos |
| Casket Burial | Cemeteries and Memorial Parks | Cemeteries and Memorial Parks |
| Caskets | Funeral Homes | Funeral Homes |
| Casting | Foundries | Foundries |
| Cat Food | Pet Food Manufacturing | Pet Food Manufacturing |
| Catalogs | Mail Order Houses | Mail Order Houses |
| Catalogs | Graphic Design Firms | Graphic Design Firms |
| Cathedrals | Houses of Worship | Houses of Worship |
| Catholic | Schools - Elementary - Public and Private | Schools - Elementary - Public and Private |
| Cattle | Feedlots | Feedlots |
| Cattle | Artificial Insemination for Cattle Breeding | Artificial Insemination for Cattle Breeding |
| Cattle | Meat Packing Plants | Meat Packing Plants |
| Cattle Breeding | Artificial Insemination for Cattle Breeding | Artificial Insemination for Cattle Breeding |
| Cattle Ranchers | Feedlots | Feedlots |
| Ceiling | Wall and Ceiling Contractors | Wall and Ceiling Contractors |
| Cell Phone Stores | Cellular Telephone Stores | Cellular Telephone Stores |
| Cell Towers | Cellular Telephone Carriers | Cellular Telephone Carriers |
| Cement | Ready-Mixed Concrete Manufacturing and Delivery Services | Ready-Mixed Concrete Manufacturing and Delivery Services |
| Cement | Precast Concrete Products Manufacturing | Precast Concrete Products Manufacturing |
| Cemeteries | Funeral Homes | Funeral Homes |
| Cemeteries | Crematories | Crematories |
| Centers | Daycare Centers | Daycare Centers |
| Centers | Automated Teller Machine Deployers | Automated Teller Machine Deployers |
| Ceramic | Tile and Marble Contractors | Tile and Marble Contractors |
| Ceramic Tiles | Tile Manufacturers | Tile Manufacturers |
| Ceramics | Pottery Manufacturing - Household and Industrial | Pottery Manufacturing - Household and Industrial |
| Cereal Processors | Cereal Manufacturing | Cereal Manufacturing |
| Certified Accountants | Accounting Firms | Accounting Firms |
| Chairs | Furniture Stores | Furniture Stores |
| Chairs | Furniture Manufacturing - Wood | Furniture Manufacturing - Wood |
| Chapels | Houses of Worship | Houses of Worship |
| Chargers | Electric Vehicle Charging Station Manufacturers | Electric Vehicle Charging Station Manufacturers |
| Charter | Bus Charter Services | Bus Charter Services |
| Charter tours | Tour Operators | Tour Operators |
| Chauffeur | Limousine Services | Limousine Services |
| Cheese Products | Cheese Manufacturing | Cheese Manufacturing |
| Cheesemaking | Cheese Manufacturing | Cheese Manufacturing |
| Chemical | Pesticide Manufacturing | Pesticide Manufacturing |
| Chemicals | Dye and Pigment Manufacturing | Dye and Pigment Manufacturing |
| Chemicals | Fertilizer Manufacturing | Fertilizer Manufacturing |
| Chemicals | Paint Manufacturing | Paint Manufacturing |
| Chemists | Pharmacies | Pharmacies |
| Chewing gum | Confectionery Manufacturing | Confectionery Manufacturing |
| Chewing tobacco | Tobacconists | Tobacconists |
| Chicken | Meat Packing Plants | Meat Packing Plants |
| Chicken | Apparel Manufacturing | Apparel Manufacturing |
| Chickens | Poultry - Table Egg Production | Poultry - Table Egg Production |
| Chickens | Poultry - Raising | Poultry - Raising |
| Chickens | Poultry - Processing | Poultry - Processing |
| Children | Pediatricians | Pediatricians |
| Children's clothing | Apparel Manufacturing | Apparel Manufacturing |
| Chimney Sweeps | Chimney Cleaning Services | Chimney Cleaning Services |
| Chiropractic Treatment | Chiropractors' Offices | Chiropractors' Offices |
| Chocolate | Confectionery Manufacturing | Confectionery Manufacturing |
| Chocolate | Candy Stores | Candy Stores |
| Churches | Houses of Worship | Houses of Worship |
| Cigar shops | Tobacconists | Tobacconists |
| Cigarettes | Tobacconists | Tobacconists |
| Cigars | Tobacconists | Tobacconists |
| Citizen | Manufactured Home Rental Communities | Manufactured Home Rental Communities |
| City | Municipal Governments | Municipal Governments |
| Claims | Insurance Claims Adjusters - Independent and Public | Insurance Claims Adjusters - Independent and Public |
| Classroom Education | Colleges and Universities | Colleges and Universities |
| Clay | Pottery Manufacturing - Household and Industrial | Pottery Manufacturing - Household and Industrial |
| Clay Bricks | Brick Manufacturing | Brick Manufacturing |
| Clay Products | Brick Manufacturing | Brick Manufacturing |
| Cleaners | Janitorial Services | Janitorial Services |
| Cleaning | Laundromats | Laundromats |
| Cleaning | Janitorial Services | Janitorial Services |
| Cleaning Chemicals | Power Washing Contractors | Power Washing Contractors |
| Cleaning Products | Soap and Detergent Manufacturing | Soap and Detergent Manufacturing |
| Cleaning Services | Carpet and Upholstery Cleaners | Carpet and Upholstery Cleaners |
| Cleaning Solvents | Dry Cleaning | Dry Cleaning |
| Cleaning Supplies | Broom, Brush, and Mop Manufacturing | Broom, Brush, and Mop Manufacturing |
| Cleaning Technicians | Carpet and Upholstery Cleaners | Carpet and Upholstery Cleaners |
| Client Accounts | Securities Firms - Brokers and Dealers | Securities Firms - Brokers and Dealers |
| Clinical trials | Pharmaceutical Manufacturing | Pharmaceutical Manufacturing |
| Clothing | Down and Feather Products Manufacturing | Down and Feather Products Manufacturing |
| Clothing | Formal Wear Rental Stores | Formal Wear Rental Stores |
| Clothing | Leather Goods Manufacturing - Apparel | Leather Goods Manufacturing - Apparel |
| Clothing | Laundromats | Laundromats |
| Clothing Alterations | Tailors | Tailors |
| Clothing Material | Apparel Manufacturing | Apparel Manufacturing |
| Clubs | Fraternity and Sorority Chapters | Fraternity and Sorority Chapters |
| Coal Mines | Mining - Coal - Surface | Mining - Coal - Surface |
| Coal Stoves | Wood and Coal Stove Dealers | Wood and Coal Stove Dealers |
| Coating | Textile Mills - Finishing and Coating | Textile Mills - Finishing and Coating |
| Coatings | Paint Manufacturing | Paint Manufacturing |
| Coffee | Coffee Processing | Coffee Processing |
| Coffee Beans | Coffee Houses, Shops, and Bars | Coffee Houses, Shops, and Bars |
| Coffee shops | Restaurants | Restaurants |
| Coffee shops | Hibachi Restaurants | Hibachi Restaurants |
| Coffins | Casket Manufacturing | Casket Manufacturing |
| Cola | Bottling - Soft Drinks | Bottling - Soft Drinks |
| Cold Cereal | Cereal Manufacturing | Cereal Manufacturing |
| Cold storage | Public Refrigerated Warehouses | Public Refrigerated Warehouses |
| Collectibles | Comic-Book Stores | Comic-Book Stores |
| Collectibles | Model and Hobby Shops | Model and Hobby Shops |
| Collectibles | Gift or Souvenir Shops | Gift or Souvenir Shops |
| College Campuses | Fraternity and Sorority Chapters | Fraternity and Sorority Chapters |
| Collision | Automobile Body Repair Shops | Automobile Body Repair Shops |
| Colorants | Dye and Pigment Manufacturing | Dye and Pigment Manufacturing |
| Columbaria | Crematories | Crematories |
| Combines | Farm Machinery and Power Equipment Dealers | Farm Machinery and Power Equipment Dealers |
| Comforters | Down and Feather Products Manufacturing | Down and Feather Products Manufacturing |
| Commercial | Property Management Firms | Property Management Firms |
| Commercial Buildings | Wall and Ceiling Contractors | Wall and Ceiling Contractors |
| Commercial Printing | Desktop Publishing Services | Desktop Publishing Services |
| Commercial Producers | Advertising Agencies | Advertising Agencies |
| Commercial Research | Laboratories - Research and Development | Laboratories - Research and Development |
| Common carriers | Moving and Storage Firms | Moving and Storage Firms |
| Communication Disorders | Speech-Language Pathologists | Speech-Language Pathologists |
| Communities | Manufactured Home Rental Communities | Manufactured Home Rental Communities |
| Community colleges | Colleges and Universities | Colleges and Universities |
| Community-based | Residential Treatment Facilities | Residential Treatment Facilities |
| Compact Discs | Record and Video Stores | Record and Video Stores |
| Companies | Television Broadcasting Stations | Television Broadcasting Stations |
| Complexes | Apartments, Cooperatives and Condominiums | Apartments, Cooperatives and Condominiums |
| Compost | Commercial Composting | Commercial Composting |
| Computer | Internet Service Providers | Internet Service Providers |
| Computer Artists | Demonstrative Evidence Firms | Demonstrative Evidence Firms |
| Computer Chips | Semiconductor Manufacturing | Semiconductor Manufacturing |
| Computer Hardware | Computer and Computer Peripherals Manufacturing | Computer and Computer Peripherals Manufacturing |
| Computer Models | Weather Forecast Services (Private) | Weather Forecast Services (Private) |
| Computer Peripherals | Computer Stores | Computer Stores |
| Computer programming | Software Development Firms | Software Development Firms |
| Computer Simulations | Demonstrative Evidence Firms | Demonstrative Evidence Firms |
| Computer Software | Software Development Firms | Software Development Firms |
| Computers | Software Development Firms | Software Development Firms |
| Computers | Search Engine Operations | Search Engine Operations |
| Concert venues | Stadiums, Arenas and Racetracks | Stadiums, Arenas and Racetracks |
| Concessions | Catering | Catering |
| Concrete | Cement Manufacturing | Cement Manufacturing |
| Concrete | Paving Contractors - Concrete | Paving Contractors - Concrete |
| Concrete | Precast Concrete Products Manufacturing | Precast Concrete Products Manufacturing |
| Concrete Blocks | Mason Contractors | Mason Contractors |
| Concrete Manufacturing | Ready-Mixed Concrete Manufacturing and Delivery Services | Ready-Mixed Concrete Manufacturing and Delivery Services |
| Concrete Tiles | Mason Contractors | Mason Contractors |
| Condominium | Property Management Firms | Property Management Firms |
| Condominiums | Homeowner Associations | Homeowner Associations |
| Condos | Apartments, Cooperatives and Condominiums | Apartments, Cooperatives and Condominiums |
| Confectionery Products | Chocolate and Cocoa Manufacturing | Chocolate and Cocoa Manufacturing |
| Confections | Candy Stores | Candy Stores |
| Conferences | Event Planners | Event Planners |
| Congregations | Houses of Worship | Houses of Worship |
| Conservators | Museums | Museums |
| Consignment | Thrift Stores and Resale Shops | Thrift Stores and Resale Shops |
| Construction | Electrical Contractors | Electrical Contractors |
| Construction | Construction Equipment Dealerships | Construction Equipment Dealerships |
| Construction | Mining - Construction Sand and Gravel | Mining - Construction Sand and Gravel |
| Construction | Building Material Dealers | Building Material Dealers |
| Construction | Carpentry Contractors | Carpentry Contractors |
| Construction | Blasting Contractors | Blasting Contractors |
| Construction | Excavation Contractors | Excavation Contractors |
| Construction | Crane Services - Construction | Crane Services - Construction |
| Construction | Wire Manufacturing | Wire Manufacturing |
| Construction | Construction Equipment Dealerships | Wood and Coal Stove Dealers |
| Construction | Door and Window Installation Contractors | Door and Window Installation Contractors |
| Construction Aggregate | Mining - Crushed Stone | Mining - Crushed Stone |
| Construction Equipment | Construction Equipment Dealerships | Wood and Coal Stove Dealers |
| Construction Equipment | Pile Driving Contractors | Pile Driving Contractors |
| Construction Equipment | Scaffolding Contractors | Scaffolding Contractors |
| Construction Projects | Architects and Engineers | Architects and Engineers |
| Construction Projects | Waterproofing Contractors | Waterproofing Contractors |
| Construction Projects | Scaffolding Contractors | Scaffolding Contractors |
| Construction Sites | Crane Services - Construction | Crane Services - Construction |
| Construction Work | Grading of Land | Grading of Land |
| Construction Work | Ready-Mixed Concrete Manufacturing and Delivery Services | Ready-Mixed Concrete Manufacturing and Delivery Services |
| Consultants | Website Design, Development, and Marketing Firms | Website Design, Development, and Marketing Firms |
| Consultants | Computer Service and Consulting Firms | Computer Service and Consulting Firms |
| Consultants | Audiometric Testing Companies | Audiometric Testing Companies |
| Consulting Firms | Accounting Firms | Accounting Firms |
| Contact Lenses | Optometrists' Offices | Optometrists' Offices |
| Contact lenses | Contact Lens Manufacturing | Contact Lens Manufacturing |
| Container | Box Manufacturing - Corrugated | Box Manufacturing - Corrugated |
| Container | Paperboard Products Manufacturing | Paperboard Products Manufacturing |
| Containers | Glassware Manufacturing | Glassware Manufacturing |
| Contaminants | Environmental Consulting Firms | Environmental Consulting Firms |
| Contaminated Soil | Underground Storage Tank Remediation Contractors | Underground Storage Tank Remediation Contractors |
| Contraceptives | Condom Manufacturing | Condom Manufacturing |
| Contractors | Tile and Marble Contractors | Tile and Marble Contractors |
| Contractors | Paving Contractors - Concrete | Paving Contractors - Concrete |
| Contractors | Millwrights | Millwrights |
| Contractors | Wall and Ceiling Contractors | Wall and Ceiling Contractors |
| Contractors | Mason Contractors | Mason Contractors |
| Contractors | Solar Hot Water Systems - Dealers and Installers | Solar Hot Water Systems - Dealers and Installers |
| Contractors | Radon Mitigation Contractors | Radon Mitigation Contractors |
| Contractors | Heat Treating Contractors | Heat Treating Contractors |
| Contractors | Excavation Contractors | Excavation Contractors |
| Converted | Converted Paper Products Manufacturing | Converted Paper Products Manufacturing |
| Cookies | Snack Food Manufacturing | Snack Food Manufacturing |
| Cooling Units | Heating, Ventilation and Air Conditioning Contractors | Heating, Ventilation and Air Conditioning Contractors |
| Cooperatives | Apartments, Cooperatives and Condominiums | Apartments, Cooperatives and Condominiums |
| Copying | Printing - Quick Printers | Printing - Quick Printers |
| Corporate Records | Data Storage Centers | Data Storage Centers |
| Corrugated | Box Manufacturing - Corrugated | Box Manufacturing - Corrugated |
| Cosmetics | Department Stores | Department Stores |
| Cosmetics | Cosmetics Manufacturing | Cosmetics Manufacturing |
| Cosmetologists | Day Spas | Day Spas |
| Cosmetologists | Nail Salons | Nail Salons |
| Cosmetology | Nail Salons | Nail Salons |
| Cosmetology schools | Vocational-Technical Schools - Public and Private | Vocational-Technical Schools - Public and Private |
| Costume Jewelry | Jewelry Stores | Jewelry Stores |
| Costumes | Theatres - Live | Theatres - Live |
| Counseling | Hypnosis Centers | Hypnosis Centers |
| Counseling | Rehabilitation Facilities - Substance Abuse | Rehabilitation Facilities - Substance Abuse |
| Counseling | Psychologists' and Psychiatrists' Offices | Psychologists' and Psychiatrists' Offices |
| Counseling | Domestic Violence Shelters | Domestic Violence Shelters |
| Countertops | Kitchen Remodeling Contractors | Kitchen Remodeling Contractors |
| Courses | Paintball Courses | Paintball Courses |
| Court | Lawyers' Offices | Lawyers' Offices |
| Courts | Pickleball Clubs and Courts | Pickleball Clubs and Courts |
| Cows | Farming - Dairy | Farming - Dairy |
| CPA | Accounting Firms | Accounting Firms |
| Craft beer | Craft Breweries, Microbreweries, and Brewpubs | Craft Breweries, Microbreweries, and Brewpubs |
| Craft Brewing | Breweries | Breweries |
| Craft Brewing | Craft Breweries, Microbreweries, and Brewpubs | Craft Breweries, Microbreweries, and Brewpubs |
| Crafters | Arts and Crafts Stores | Arts and Crafts Stores |
| Crafts | Flea Markets and Farmers' Markets | Flea Markets and Farmers' Markets |
| Craftsmen | Manufactured Home Retailers | Cutlery Manufacturing |
| Crane | Riggers | Riggers |
| Crane Operators | Riggers | Riggers |
| Crane Operators | Crane Services - Construction | Crane Services - Construction |
| Cranes | Stevedore Companies | Stevedore Companies |
| Creameries | Ice Cream and Frozen Dessert Stores | Ice Cream and Frozen Dessert Stores |
| Creameries | Ice Cream and Frozen Dessert Stores | Ice Cream and Frozen Dessert Stores |
| Credit Advisors | Credit Counseling Firms | Credit Counseling Firms |
| Credit Bureaus | Credit Reporting Agencies - Consumer | Credit Reporting Agencies - Consumer |
| Creditors | Collection Agencies | Collection Agencies |
| Crematories | Crematories | Crematories |
| Crime Prevention | Guard and Patrol Services | Guard and Patrol Services |
| Crisis | Domestic Violence Shelters | Domestic Violence Shelters |
| Crop dusting | Aerial Application Contractors | Aerial Application Contractors |
| Crop Harvesting | Farming - Custom Harvesters | Farming - Custom Harvesters |
| Crops | Farming - Orchards | Farming - Orchards |
| Crushed Granite | Mining - Crushed Stone | Mining - Crushed Stone |
| Crushed Olives | Olive Oil Processing | Olive Oil Processing |
| Crutches | Medical Equipment Dealers - Wholesale and Retail | Medical Equipment Dealers - Wholesale and Retail |
| Cucumbers | Pickling Plants | Pickling Plants |
| Cue Ball | Billiard Halls | Billiard Halls |
| Culinary schools | Vocational-Technical Schools - Public and Private | Vocational-Technical Schools - Public and Private |
| Custard | Ice Cream and Frozen Dessert Manufacturing | Ice Cream and Frozen Dessert Manufacturing |
| Custodial | Janitorial Services | Janitorial Services |
| Custom clothing | Team Dealers | Team Dealers |
| Custom Embroidery | Garment Printing Services | Garment Printing Services |
| Customer service | Contact Centers | Contact Centers |
| Cutlery | Cutlery Manufacturing | Cutlery Manufacturing |
| Cutting Instruments | Manufactured Home Retailers | Cutlery Manufacturing |
| Dairies | Farming - Dairy | Farming - Dairy |
| Dairy | Farming - Dairy | Farming - Dairy |
| Dairy | Ice Cream and Frozen Dessert Manufacturing | Ice Cream and Frozen Dessert Manufacturing |
| Dairy Companies | Dairy Products - Wholesaling | Dairy Products - Wholesaling |
| Dairy Products | Dairy Products - Wholesaling | Dairy Products - Wholesaling |
| Dairy Products | Cheese Manufacturing | Cheese Manufacturing |
| Dance Classes | Dance Schools | Dance Schools |
| Dance instruction | Dance Schools | Dance Schools |
| Dance studio | Dance Schools | Dance Schools |
| Data | Internet Service Providers | Internet Service Providers |
| Data Analysis | Marketing Research Firms | Marketing Research Firms |
| Data Collectors | Inventory Services | Inventory Services |
| Data recovery | Disaster Recovery Services | Disaster Recovery Services |
| Data Technicians | Data Storage Centers | Data Storage Centers |
| Dating | Dating Services | Dating Services |
| Daycare | Daycare Centers | Daycare Centers |
| Dealers | Construction Equipment Dealerships | Construction Equipment Dealerships |
| Dealers | Antique Dealers | Antique Dealers |
| Dealers | Solar Hot Water Systems - Dealers and Installers | Solar Hot Water Systems - Dealers and Installers |
| Dealerships | Construction Equipment Dealerships | Construction Equipment Dealerships |
| Death | Crematories | Crematories |
| Debt Collectors | Collection Agencies | Collection Agencies |
| Debt Relief | Credit Counseling Firms | Credit Counseling Firms |
| Debtors | Collection Agencies | Collection Agencies |
| Decorating | Painting and Paperhanging Contractors | Painting and Paperhanging Contractors |
| Decorating | Interior Designers | Interior Designers |
| Decorative Candles | Candle Manufacturing | Candle Manufacturing |
| Decorative Glass | Stained Glass Studios | Stained Glass Studios |
| Decorative Items | Ornamental Metalworking | Ornamental Metalworking |
| Deli Counters | Convenience Stores | Convenience Stores |
| Delivery | Mail Receiving Services | Mail Receiving Services |
| Delivery Services | Messenger & Courier Services | Messenger & Courier Services |
| Demolition | Blasting Contractors | Blasting Contractors |
| Dental | Dental Laboratories | Dental Laboratories |
| Dental | Dental Supply Dealers | Dental Supply Dealers |
| Dental Equipment | Dental Supply Dealers | Dental Supply Dealers |
| Dental Hygienists | Dentists' Offices | Dentists' Offices |
| Dental Laboratories | Dental Supply Dealers | Dental Supply Dealers |
| Dental Laboratories | Dental Laboratories | Dental Laboratories |
| Dental Schools | Dental Supply Dealers | Dental Supply Dealers |
| Dental Supply | Dental Supply Dealers | Dental Supply Dealers |
| Dental Surgery | Dentists' Offices | Dentists' Offices |
| Dental Technician | Dental Laboratories | Dental Laboratories |
| Dentistry | Dentists' Offices | Dentists' Offices |
| Dentists | Dentists' Offices | Dentists' Offices |
| Dentists | Dental Supply Dealers | Dental Supply Dealers |
| Denturist | Dental Laboratories | Dental Laboratories |
| Deployers | Automated Teller Machine Deployers | Automated Teller Machine Deployers |
| Dermatologists | Dermatologists' Offices | Dermatologists' Offices |
| Designers | Architects and Engineers | Architects and Engineers |
| Designers | Interior Designers | Interior Designers |
| Detailing | Automobile Body Repair Shops | Automobile Body Repair Shops |
| Detectives | Investigation Agencies | Investigation Agencies |
| Detention centers | Correctional Facilities - Private | Correctional Facilities - Private |
| Development Laboratories | Laboratories - Research and Development | Laboratories - Research and Development |
| Diagnostic | Medical Imaging Centers | Medical Imaging Centers |
| Diamond | Gem Cutters | Gem Cutters |
| Diamonds | Jewelry Manufacturing | Jewelry Manufacturing |
| Diamonds | Jewelry Stores | Jewelry Stores |
| Diesel fuel | Fuel Oil Dealers | Fuel Oil Dealers |
| Diesel Fuels | Petroleum Marketers - Wholesale | Petroleum Marketers - Wholesale |
| Diet Assistance | Weight Loss Centers | Weight Loss Centers |
| Diet centers | Weight Loss Centers | Weight Loss Centers |
| Digital Downloads | Record and Video Stores | Record and Video Stores |
| Digital Magazines | Magazine Publishing | Magazine Publishing |
| Digital Networks | Cellular Telephone Carriers | Cellular Telephone Carriers |
| Digital Printing | Printing - Commercial | Printing - Commercial |
| Digital Signs | Sign Shops | Sign Shops |
| Diners | Restaurants | Restaurants |
| Diners | Hibachi Restaurants | Hibachi Restaurants |
| Dining | Restaurants | Restaurants |
| Dining | Hibachi Restaurants | Hibachi Restaurants |
| Direct | Direct Selling Organizations | Direct Selling Organizations |
| Dirt | Power Washing Contractors | Power Washing Contractors |
| Dirt Removal | Carpet and Upholstery Cleaners | Carpet and Upholstery Cleaners |
| Disaster recovery | Data Storage Centers | Data Storage Centers |
| Disc | Mobile Disc Jockeys | Mobile Disc Jockeys |
| Dishwashing Detergents | Soap and Detergent Manufacturing | Soap and Detergent Manufacturing |
| Disposal Services | Centralized Waste Treatment Facilities | Centralized Waste Treatment Facilities |
| Disputants | Alternative Dispute Resolution Firms | Alternative Dispute Resolution Firms |
| Distillation | Distilleries | Distilleries |
| Distilled Spirits | Distilleries | Distilleries |
| Distilleries | Craft Breweries, Microbreweries, and Brewpubs | Craft Breweries, Microbreweries, and Brewpubs |
| Distributors | Automated Teller Machine Deployers | Automated Teller Machine Deployers |
| Distributors | Solar Hot Water Systems - Dealers and Installers | Solar Hot Water Systems - Dealers and Installers |
| Distributors | Sawmills and Planing Mills | Sawmills and Planing Mills |
| Distributors | Beauty Salon and Barber Shop Suppliers | Beauty Salon and Barber Shop Suppliers |
| Diving | Commercial Diving Contractors | Commercial Diving Contractors |
| Diving Gear | Scuba Diving Shops - Retail | Scuba Diving Shops - Retail |
| Docks | Stevedore Companies | Stevedore Companies |
| Doctors | Pediatricians | Pediatricians |
| Doctors | Physicians - General Practitioners | Physicians - General Practitioners |
| Doctors | Optometrists' Offices | Optometrists' Offices |
| Dog | Dog Parks | Dog Parks |
| Dog Food | Pet Food Manufacturing | Pet Food Manufacturing |
| Dog Trainers | Dog Obedience Schools | Dog Obedience Schools |
| Dog Training | Dog Obedience Schools | Dog Obedience Schools |
| Doll makers | Toy Manufacturing | Toy Manufacturing |
| Domestic tours | Tour Operators | Tour Operators |
| Door Installation | Door and Window Installation Contractors | Door and Window Installation Contractors |
| Doughnuts | Bakeries - Retail | Bakeries - Retail |
| Drafting Technicians | Surveyors - Land | Surveyors - Land |
| Draftsmen | Sheet Metal Work | Sheet Metal Work |
| Drawing Materials | Crayon Manufacturing | Crayon Manufacturing |
| Drawings | Art Galleries and Dealers | Art Galleries and Dealers |
| Drilling | Water Well Drilling Contractors | Water Well Drilling Contractors |
| Drilling Engineers | Oil or Gas Well Drilling Contractors | Oil or Gas Well Drilling Contractors |
| Drinking Water | Bottled Water Production and Delivery | Bottled Water Production and Delivery |
| Driver | Driver Training Schools - Private | Driver Training Schools - Private |
| Drivers | Electric Vehicle Charging Station Manufacturers | Electric Vehicle Charging Station Manufacturers |
| Driving | Electric Vehicle Charging Station Manufacturers | Electric Vehicle Charging Station Manufacturers |
| Driving Classes | Driver Training Schools - Private | Driver Training Schools - Private |
| Driving Instructors | Driver Training Schools - Private | Driver Training Schools - Private |
| Driving Ranges | Golf Driving Ranges and Miniature Golf Courses | Golf Driving Ranges and Miniature Golf Courses |
| Drug | Rehabilitation Facilities - Substance Abuse | Rehabilitation Facilities - Substance Abuse |
| Drug | Residential Treatment Facilities | Residential Treatment Facilities |
| Drug manufacturers | Pharmaceutical Manufacturing | Pharmaceutical Manufacturing |
| Drugstores | Pharmacies | Pharmacies |
| Drums | Musical Instrument Stores | Musical Instrument Stores |
| Dry Cleaners | Dry Cleaning | Dry Cleaning |
| Dryers | Laundromats | Laundromats |
| Drywall | Wall and Ceiling Contractors | Wall and Ceiling Contractors |
| Dump Trucks | Paving Contractors - Asphalt | Paving Contractors - Asphalt |
| DVD Players | Electronic Repair Services | Electronic Repair Services |
| DVD Players | Electronic Repair Services | Electronic Repair Services |
| e-businesses | Employment Websites | Employment Websites |
| e-businesses | Online Auction Houses | Online Auction Houses |
| e-businesses | Internet Service Providers | Internet Service Providers |
| E-tailers | E-tailers | E-tailers |
| Ear Piercing | Jewelry Stores | Jewelry Stores |
| Earthenware | Pottery Manufacturing - Household and Industrial | Pottery Manufacturing - Household and Industrial |
| Eateries | Fast Food Restaurants | Fast Food Restaurants |
| Eateries | Restaurants | Restaurants |
| Editorial Writers | Magazine Publishing | Magazine Publishing |
| Editors | Book Publishing - Commercial | Book Publishing - Commercial |
| Education | Schools - Elementary - Public and Private | Schools - Elementary - Public and Private |
| Education | Colleges and Universities | Colleges and Universities |
| Education | Driver Training Schools - Private | Driver Training Schools - Private |
| Education | Schools - Secondary - Public and Private | Schools - Secondary - Public and Private |
| Educational Services | Colleges and Universities | Colleges and Universities |
| Educational testing | Academic Testing Services | Academic Testing Services |
| Egg Producers | Poultry - Table Egg Production | Poultry - Table Egg Production |
| Eggs | Dairy Products - Wholesaling | Dairy Products - Wholesaling |
| Eggs | Poultry - Table Egg Production | Poultry - Table Egg Production |
| Eldercare | Nursing Homes | Nursing Homes |
| Eldercare | Assisted Living Facilities | Assisted Living Facilities |
| Elderly | Nursing Homes | Nursing Homes |
| Electric Cars | Electric Vehicle Charging Station Manufacturers | Electric Vehicle Charging Station Manufacturers |
| Electric Trucks | Electric Vehicle Charging Station Manufacturers | Electric Vehicle Charging Station Manufacturers |
| Electrical Energy | Battery Manufacturing - Dry Cell | Battery Manufacturing - Dry Cell |
| Electrical Power | Solar Panel Installers | Solar Panel Installers |
| Electricians | Electrical Contractors | Electrical Contractors |
| Electricity | Solar Panel Manufacturing | Solar Panel Manufacturing |
| Electricity | Solar Panel Manufacturing | Solar Panel Manufacturing |
| Electroloysis | Electrology Offices | Electrology Offices |
| Electronic | Automated Teller Machine Deployers | Automated Teller Machine Deployers |
| Electronic | Internet Service Providers | Internet Service Providers |
| Electronic Devices | Electronic Repair Services | Electronic Repair Services |
| Electronic Devices | Electronic Repair Services | Electronic Repair Services |
| Electronic Merchandise | Record and Video Stores | Record and Video Stores |
| Electronic Repair | Electronic Repair Services | Electronic Repair Services |
| Electronics | Semiconductor Manufacturing | Semiconductor Manufacturing |
| Electronics | Electronic Repair Services | Electronic Repair Services |
| Electronics | Computer Stores | Computer Stores |
| Electronics stores | Warehouse Stores-Superstores | Warehouse Stores-Superstores |
| Electroplating Plants | Electroplating Contractors | Electroplating Contractors |
| Elementary | Schools - Elementary - Public and Private | Schools - Elementary - Public and Private |
| Elevator | Grain Elevator Operations | Grain Elevator Operations |
| Elevator Installations | Elevator Contractors | Elevator Contractors |
| Elevator Repairs | Elevator Contractors | Elevator Contractors |
| Embalmers | Funeral Homes | Funeral Homes |
| Emeralds | Gem Cutters | Gem Cutters |
| Emergency | Air Ambulance Services | Air Ambulance Services |
| Emergency Services | Ambulance Services and Rescue Squads | Ambulance Services and Rescue Squads |
| Emergency Situations | Guard and Patrol Services | Guard and Patrol Services |
| Emotional Disorders | Psychologists' and Psychiatrists' Offices | Psychologists' and Psychiatrists' Offices |
| Employee Benefits | Wire Rope Manufacturing and Fabricating | Wire Rope Manufacturing and Fabricating |
| Employee Benefits | Professional Employer Organizations | Professional Employer Organizations |
| Employee Benefits | Wire Rope Manufacturing and Fabricating | Professional Employer Organizations |
| Employers | Staffing Services | Staffing Services |
| Employment | Staffing Services | Staffing Services |
| Employment | Executive Search Firms | Executive Search Firms |
| Employment Agencies | Staffing Services | Staffing Services |
| Employment Services | Professional Employer Organizations | Professional Employer Organizations |
| EMTs | Ambulance Services and Rescue Squads | Ambulance Services and Rescue Squads |
| Engineering Services | Architects and Engineers | Architects and Engineers |
| Entertainment Events | Stadiums, Arenas and Racetracks | Stadiums, Arenas and Racetracks |
| Envelopes | Messenger & Courier Services | Messenger & Courier Services |
| Environmental Specialists | Radon Testing Firms | Radon Testing Firms |
| Epoxy Resins | Adhesives Manufacturing | Adhesives Manufacturing |
| Equestrian | Stables and Riding Academies | Stables and Riding Academies |
| Equestrian apparel | Tack Shops | Tack Shops |
| Equestrian Equipment | Tack Shops | Tack Shops |
| Equine | Breeding Farms - Horses | Breeding Farms - Horses |
| Equipment | Solar Hot Water Systems - Dealers and Installers | Solar Hot Water Systems - Dealers and Installers |
| Equipment | Radio Broadcasting Stations | Radio Broadcasting Stations |
| Equipment | Millwrights | Millwrights |
| Equipment | Disaster Recovery Services | Disaster Recovery Services |
| Equipment Dealerships | Construction Equipment Dealerships | Wood and Coal Stove Dealers |
| Equipment Rental | Rental and Leasing Services - Equipment | Rental and Leasing Services - Equipment |
| Espresso | Coffee Houses, Shops, and Bars | Coffee Houses, Shops, and Bars |
| Estate | Property Management Firms | Property Management Firms |
| Etching | Photoengraving | Photoengraving |
| Ethanol | Biofuel Production | Biofuel Production |
| Evening Gowns | Formal Wear Rental Stores | Formal Wear Rental Stores |
| Event Hosting | Convention Centers | Convention Centers |
| Event Management | Event Planners | Event Planners |
| Events | Catering | Catering |
| Everyday Cards | Greeting Card Companies | Greeting Card Companies |
| Excavation | Grading of Land | Grading of Land |
| Excursions | Sightseeing Operations and Local Tour Operators | Sightseeing Operations and Local Tour Operators |
| Executive Recruiters | Executive Search Firms | Executive Search Firms |
| Exercise Sessions | Personal Trainers | Personal Trainers |
| Exhibit Halls | Convention Centers | Convention Centers |
| Exhibits | Museums | Museums |
| Experts | Antique Dealers | Antique Dealers |
| Explosives | Demolition Contractors | Demolition Contractors |
| Explosives | Fireworks Manufacturing and Exhibiting | Fireworks Manufacturing and Exhibiting |
| Explosives | Blasting Contractors | Blasting Contractors |
| Expos | Convention Centers | Convention Centers |
| Exterminators | Pest Control Operators | Pest Control Operators |
| Eye Care | Optical Goods Stores | Optical Goods Stores |
| Eyecare | Optometrists' Offices | Optometrists' Offices |
| Eyeglasses | Optometrists' Offices | Optometrists' Offices |
| Eyewear | Contact Lens Manufacturing | Contact Lens Manufacturing |
| Eyewear | Optometrists' Offices | Optometrists' Offices |
| Eyewear | Optical Goods Stores | Optical Goods Stores |
| Fabric manufacturers | Textile Mills - Yarn Spinning and Weaving | Textile Mills - Yarn Spinning and Weaving |
| Fabrication | Sheet Metal Work | Sheet Metal Work |
| Fabrics | Interior Designers | Interior Designers |
| Fabrics | Upholstery Shops | Upholstery Shops |
| Facials | Day Spas | Day Spas |
| Facilities | Casinos | Casinos |
| Facilities | Rehabilitation Facilities - Substance Abuse | Rehabilitation Facilities - Substance Abuse |
| Facilities | Residential Treatment Facilities | Residential Treatment Facilities |
| Facilities | Dermatologists' Offices | Dermatologists' Offices |
| Facilities | Daycare Centers | Daycare Centers |
| Fairs | Flea Markets and Farmers' Markets | Flea Markets and Farmers' Markets |
| Family Counseling | Marriage and Family Counseling Services | Marriage and Family Counseling Services |
| Family Entertainment | Golf Driving Ranges and Miniature Golf Courses | Golf Driving Ranges and Miniature Golf Courses |
| Farmers | Farm Machinery Manufacturing | Farm Machinery Manufacturing |
| Farmers | Farming - Orchards | Farming - Orchards |
| Farming | Farming - Vegetables and Melons | Farming - Vegetables and Melons |
| Farming | Farming - Tobacco | Farming - Tobacco |
| Farming | Farming - Dairy | Farming - Dairy |
| Farming | Farming - Cash Grains | Farming - Cash Grains |
| Farmland | Farming - Orchards | Farming - Orchards |
| Farms | Breeding Farms - Small Animal | Breeding Farms - Small Animal |
| Farms | Farming - Orchards | Farming - Orchards |
| Farms | Poultry - Raising | Poultry - Raising |
| Farms | Farming - Dairy | Farming - Dairy |
| Fashion | Clothing Stores | Clothing Stores |
| Fashion | Modeling Agencies | Modeling Agencies |
| Fashion Jewelry | Jewelry Stores | Jewelry Stores |
| Fashion Shows | Modeling Schools | Modeling Schools |
| Feed Mills | Feed Manufacturing | Feed Manufacturing |
| Feedlots | Feedlots | Feedlots |
| Fencing | Ornamental Metalworking | Ornamental Metalworking |
| Fencing Materials | Fence Installation Contractors and Retailers | Fence Installation Contractors and Retailers |
| Fertilizer | Lawn and Garden Equipment Dealers | Lawn and Garden Equipment Dealers |
| Fertilizer | Commercial Composting | Commercial Composting |
| Fertilizers | Aerial Application Contractors | Aerial Application Contractors |
| Fertilizers | Lawn Care and Landscaping Contractors | Lawn Care and Landscaping Contractors |
| Fertilizing Products | Fertilizer Manufacturing | Fertilizer Manufacturing |
| Fiberboard | Paperboard Products Manufacturing | Paperboard Products Manufacturing |
| Fiberboard | Particleboard Manufacturing | Particleboard Manufacturing |
| Fiberboard | Box Manufacturing - Corrugated | Box Manufacturing - Corrugated |
| Fiberglass boats | Boat Manufacturing - Fiberglass Hull | Boat Manufacturing - Fiberglass Hull |
| Film Projectors | Drive-In Movie Theatres | Drive-In Movie Theatres |
| Films | Movie Theaters - Indoor | Movie Theaters - Indoor |
| Financial | Automated Teller Machine Deployers | Automated Teller Machine Deployers |
| Financial | Collection Agencies | Collection Agencies |
| Financial | Mortgage Companies | Mortgage Companies |
| Financial Data | Credit Reporting Agencies - Consumer | Credit Reporting Agencies - Consumer |
| Financial Goals | Financial Planning Firms | Financial Planning Firms |
| Financial Information | Data Processing - Payroll Services | Data Processing - Payroll Services |
| Financial Institutions | Banks - Commercial | Banks - Commercial |
| Financial Inventories | Inventory Services | Inventory Services |
| Financial Planners | Financial Planning Firms | Financial Planning Firms |
| Financial Planning | Accounting Firms | Accounting Firms |
| Financial services | Securities Firms - Brokers and Dealers | Securities Firms - Brokers and Dealers |
| Financial Services | Insurance Agents and Brokers | Insurance Agents and Brokers |
| Financial services | Accounting Firms | Accounting Firms |
| Financial Transactions | Electronic Payment Services | Electronic Payment Services |
| Fine Jewelry | Jewelry Manufacturing | Jewelry Manufacturing |
| Finishing | Textile Mills - Finishing and Coating | Textile Mills - Finishing and Coating |
| Fire | Automatic Fire Sprinkler System Contractors | Automatic Fire Sprinkler System Contractors |
| Fire Prevention | Fire Extinguisher Sales and Service | Fire Extinguisher Sales and Service |
| Fire Remediation | Restoration Firms | Restoration Firms |
| Fire Suppression | Volunteer Fire Departments | Volunteer Fire Departments |
| Fire Suppression | Automatic Fire Sprinkler System Contractors | Automatic Fire Sprinkler System Contractors |
| Fire Suppression | Automatic Fire Sprinkler System Contractors | Automatic Fire Sprinkler System Contractors |
| Firearms | Shooting Range Operations | Shooting Range Operations |
| Firearms | Gun Manufacturing | Gun Manufacturing |
| Firearms | Gunsmiths | Gunsmiths |
| Firefighters | Volunteer Fire Departments | Volunteer Fire Departments |
| Fireplace Equipment | Wood and Coal Stove Dealers | Wood and Coal Stove Dealers |
| Fireplace Inspections | Chimney Cleaning Services | Chimney Cleaning Services |
| Fireplace Installation | Fireplace Construction Contractors | Fireplace Construction Contractors |
| Fireplaces | Mason Contractors | Mason Contractors |
| Fireproofing | Insulation Contractors - Commercial and Residential | Insulation Contractors - Commercial and Residential |
| Firework Displays | Fireworks Manufacturing and Exhibiting | Fireworks Manufacturing and Exhibiting |
| Firing Lines | Shooting Range Operations | Shooting Range Operations |
| Firms | Public Relations Agencies | Public Relations Agencies |
| Firms | Property Management Firms | Property Management Firms |
| First aid | Ambulance Services and Rescue Squads | Ambulance Services and Rescue Squads |
| Fish | Fish and Seafood Freezing Operations | Fish and Seafood Freezing Operations |
| Fish | Aquariums | Aquariums |
| Fish Distribution | Fish and Seafood Dealers - Wholesale and Retail | Fish and Seafood Dealers - Wholesale and Retail |
| Fish Farmers | Aquaculture Operations | Aquaculture Operations |
| Fish Farming | Aquaculture Operations | Aquaculture Operations |
| Fish Hatchery | Aquaculture Operations | Aquaculture Operations |
| Fish Mounts | Taxidermists | Taxidermists |
| Fisheries | Commercial Fishing | Commercial Fishing |
| Fishermen | Charter Boat Fishing | Charter Boat Fishing |
| Fishing | Bait and Tackle Shops | Bait and Tackle Shops |
| Fishing Equipment | Charter Boat Fishing | Charter Boat Fishing |
| Fishing Equipment | Bait and Tackle Shops | Bait and Tackle Shops |
| Fishing Supplies | Bait and Tackle Shops | Bait and Tackle Shops |
| Fishing Vessels | Commercial Fishing | Commercial Fishing |
| Fitness | Martial Arts Schools | Martial Arts Schools |
| Fitness | Racquet and Fitness Clubs | Racquet and Fitness Clubs |
| Fitness | Tennis Clubs | Tennis Clubs |
| Fitness | Gymnastic Facilities | Gymnastic Facilities |
| Fitness | Health Clubs | Health Clubs |
| Fitness | Dance Schools | Dance Schools |
| Fitness Centers | Personal Trainers | Personal Trainers |
| Fitness Training | Personal Trainers | Personal Trainers |
| Flat Glass | Glass Manufacturing | Glass Manufacturing |
| Flattened Metal | Sheet Metal Work | Sheet Metal Work |
| Flatware | Silversmiths | Silversmiths |
| Flavoring Extractss | Spice, Herb and Extract Processing | Spice, Herb and Extract Processing |
| Flavoring Ingredients | Flavoring and Fragrance Manufacturing | Flavoring and Fragrance Manufacturing |
| Flavorings | Jam and Jelly Manufacturing | Jam and Jelly Manufacturing |
| Flavorists | Flavoring and Fragrance Manufacturing | Flavoring and Fragrance Manufacturing |
| Flexographic | Printing - Commercial | Printing - Commercial |
| Flight Medics | Air Ambulance Services | Air Ambulance Services |
| Flight Nurses | Air Ambulance Services | Air Ambulance Services |
| Floor Installers | Flooring Installation Contractors | Flooring Installation Contractors |
| Floor Laying | Flooring Installation Contractors | Flooring Installation Contractors |
| Flooring | Floor Covering Stores | Floor Covering Stores |
| Floral Arrangements | Florist Shops - Retail | Florist Shops - Retail |
| Floral Services | Wedding Venues | Wedding Venues |
| Floriculture | Florist Shops - Retail | Florist Shops - Retail |
| Florist | Wedding Venues | Wedding Venues |
| Flower Bouquets | Florist Shops - Retail | Florist Shops - Retail |
| Flowers | Florist Shops - Retail | Florist Shops - Retail |
| Fluorescent Lights | Electric Lamp Bulbs Manufacturing | Electric Lamp Bulbs Manufacturing |
| FM radio | Radio Broadcasting Stations | Radio Broadcasting Stations |
| Folding boxes | Box Manufacturing - Corrugated | Box Manufacturing - Corrugated |
| Food | Breweries | Breweries |
| Food | Coffee Processing | Coffee Processing |
| Food | Hibachi Restaurants | Hibachi Restaurants |
| Food | Fish and Seafood Freezing Operations | Fish and Seafood Freezing Operations |
| Food | Pickling Plants | Pickling Plants |
| Food | Fruit Juice Manufacturing | Fruit Juice Manufacturing |
| Food | Restaurants | Restaurants |
| Food Carts | Mobile Concessions | Mobile Concessions |
| Food Crops | Farming - Mushrooms | Farming - Mushrooms |
| Food Industry | Canning - Fruits and Vegetables | Canning - Fruits and Vegetables |
| Food Products | Food Distributors | Food Distributors |
| Food retailers | Supermarkets and Grocery Stores | Supermarkets and Grocery Stores |
| Food Service | Bar and Restaurant Suppliers | Bar and Restaurant Suppliers |
| Food service | Bakeries - Retail | Bakeries - Retail |
| Food Services | Catering | Catering |
| Food Services | Mobile Concessions | Mobile Concessions |
| Food Shipments | Food Distributors | Food Distributors |
| Food Storage | Can Manufacturing | Can Manufacturing |
| Food Tastings | Olive Oil Processing | Olive Oil Processing |
| Food Technologists | Flavoring and Fragrance Manufacturing | Flavoring and Fragrance Manufacturing |
| Food Trucks | Mobile Concessions | Mobile Concessions |
| Food Vending | Vending and Amusement Machine Operators | Vending and Amusement Machine Operators |
| Foodservice | Food Distributors | Food Distributors |
| Foot Care | Nail Salons | Nail Salons |
| Foot Care | Shoe Stores - Retail | Shoe Stores - Retail |
| Foot Health | Podiatrists' Offices | Podiatrists' Offices |
| Foot Molds | Podiatrists' Offices | Podiatrists' Offices |
| Footcare | Podiatrists' Offices | Podiatrists' Offices |
| Footwear | Shoe Manufacturing | Shoe Manufacturing |
| Footwear | Shoe Repair Shops | Shoe Repair Shops |
| Footwear | Shoe Stores - Retail | Shoe Stores - Retail |
| Forestry | Logging | Logging |
| Foundries | General Hot Dip Galvanizing | General Hot Dip Galvanizing |
| Fragrances | Cosmetics Manufacturing | Cosmetics Manufacturing |
| Framing | Arts and Crafts Stores | Arts and Crafts Stores |
| Fraternities | Fraternity and Sorority Chapters | Fraternity and Sorority Chapters |
| Freezing | Fish and Seafood Freezing Operations | Fish and Seafood Freezing Operations |
| Freight | Trucking - Long Haul | Trucking - Long Haul |
| Freight | Trucking - Specialized Carriers | Trucking - Specialized Carriers |
| Fresh Food Items | Flea Markets and Farmers' Markets | Flea Markets and Farmers' Markets |
| Frozen Foods | Public Refrigerated Warehouses | Public Refrigerated Warehouses |
| Frozen Products | Poultry - Processing | Ice Cream and Frozen Dessert Stores |
| Frozen Products | Ice Cream and Frozen Dessert Stores | Ice Cream and Frozen Dessert Stores |
| Frozen Yogurt | Ice Cream and Frozen Dessert Stores | Ice Cream and Frozen Dessert Stores |
| Frozen Yogurt | Ice Cream and Frozen Dessert Stores | Ice Cream and Frozen Dessert Stores |
| Fruit | Fruit Juice Manufacturing | Fruit Juice Manufacturing |
| Fruit Groves | Farming - Orchards | Farming - Orchards |
| Fruit Spreads | Jam and Jelly Manufacturing | Jam and Jelly Manufacturing |
| Fruit stands | Fruit and Vegetable Dealers - Retail | Fruit and Vegetable Dealers - Retail |
| Fruits | Jam and Jelly Manufacturing | Jam and Jelly Manufacturing |
| Fruits | Pickling Plants | Pickling Plants |
| Fuel | Gasoline Stations - Full-Service and Self-Service | Gasoline Stations - Full-Service and Self-Service |
| Fuel | Biofuel Production | Biofuel Production |
| Fuel delivery | Fuel Oil Dealers | Fuel Oil Dealers |
| Fuels | Liquefied Petroleum (LP) Gas Retailing | Liquefied Petroleum (LP) Gas Retailing |
| Fugitive | Investigation Agencies | Investigation Agencies |
| Fugitive Recovery | Bail Bondsmen | Bail Bondsmen |
| Fulfillment centers | Public Warehouses | Public Warehouses |
| Fundraising | Clubs and Organizations - Nonprofit | Clubs and Organizations - Nonprofit |
| Funeral | Crematories | Crematories |
| Funeral | Casket Manufacturing | Casket Manufacturing |
| Funeral Directors | Funeral Homes | Funeral Homes |
| Funeral Services | Funeral Homes | Funeral Homes |
| Fungicide | Pesticide Manufacturing | Pesticide Manufacturing |
| Fur Accessories | Fur Salons | Fur Salons |
| Fur Coats | Fur Salons | Fur Salons |
| Fur Pelts | Tanneries | Tanneries |
| Furnace | Boiler Maintenance Contractors | Boiler Maintenance Contractors |
| Furnishings | Furniture Stores | Furniture Stores |
| Furnishings | Upholstery Shops | Upholstery Shops |
| Furnishings | Department Stores | Department Stores |
| Furnishings | Antique Dealers | Antique Dealers |
| Furniture | Mattress Stores | Mattress Stores |
| Furniture | Upholstery Shops | Upholstery Shops |
| Furniture | Department Stores | Department Stores |
| Furniture | Antique Dealers | Antique Dealers |
| Furniture | Furniture Manufacturing - Wood | Fruit and Vegetable Dealers - Retail |
| Furniture Repair | Upholstery Shops | Upholstery Shops |
| Furniture stores | Warehouse Stores-Superstores | Warehouse Stores-Superstores |
| Futon | Mattress Stores | Mattress Stores |
| Gambling | Casinos | Casinos |
| Gambling | Bingo Halls | Bingo Halls |
| Game Hosting | Escape Rooms | Escape Rooms |
| Game manufacturers | Toy Manufacturing | Toy Manufacturing |
| Game Masters | Escape Rooms | Escape Rooms |
| Games | Pickleball Clubs and Courts | Pickleball Clubs and Courts |
| Games | Paintball Courses | Paintball Courses |
| Games | Family Entertainment Centers | Family Entertainment Centers |
| Games | Bingo Halls | Bingo Halls |
| Games | Toy Stores | Toy Stores |
| Gaming | Casinos | Casinos |
| Gaming | Bingo Halls | Bingo Halls |
| Garages | Automobile Repair Shops and Oil Change Centers | Automobile Repair Shops and Oil Change Centers |
| Garbage Trucks | Garbage or Refuse Collecting | Garbage or Refuse Collecting |
| Gardening | Lawn Care and Landscaping Contractors | Lawn Care and Landscaping Contractors |
| Garment Cleaning | Dry Cleaning | Dry Cleaning |
| Garment makers | Apparel Manufacturing | Apparel Manufacturing |
| Garment Printing | Team Dealers | Team Dealers |
| Garment Services | Tailors | Tailors |
| Gas | Dry Ice Manufacturing | Dry Ice Manufacturing |
| Gas Cylinders | Industrial Gas Manufacturing | Industrial Gas Manufacturing |
| Gas Pumps | Gasoline Stations - Full-Service and Self-Service | Gasoline Stations - Full-Service and Self-Service |
| Gasoline | Petroleum Marketers - Wholesale | Petroleum Marketers - Wholesale |
| Gasoline | Gasoline Stations - Full-Service and Self-Service | Gasoline Stations - Full-Service and Self-Service |
| Gasoline | Truck Stops and Travel Centers | Truck Stops and Travel Centers |
| Gates | Ornamental Metalworking | Ornamental Metalworking |
| Gear | Gear Manufacturing | Gear Manufacturing |
| Gel Candles | Candle Manufacturing | Candle Manufacturing |
| Gemstones | Gem Cutters | Gem Cutters |
| Gemstones | Jewelry Manufacturing | Jewelry Manufacturing |
| General Contractors | Building Construction - General Contractors | Building Construction - General Contractors |
| Genetic testing | DNA Testing Services | DNA Testing Services |
| Geographic Data | Computer-Aided Mapping Services | Computer-Aided Mapping Services |
| Geoscientists | Oil or Gas Well Drilling Contractors | Oil or Gas Well Drilling Contractors |
| Gift Wrap | Stationery and Office Supply Stores | Stationery and Office Supply Stores |
| Gifts | Gift or Souvenir Shops | Gift or Souvenir Shops |
| Glass Containers | Beverage Distributors | Beverage Distributors |
| Glass Cutting | Glass Dealers and Installers | Glass Dealers and Installers |
| Glass Design | Stained Glass Studios | Stained Glass Studios |
| Glass repair | Glass Dealers and Installers | Glass Dealers and Installers |
| Glass tabletops | Glass Dealers and Installers | Glass Dealers and Installers |
| Glassware | Bar and Restaurant Suppliers | Bar and Restaurant Suppliers |
| Glue | Adhesives Manufacturing | Adhesives Manufacturing |
| Golf | Golf Driving Ranges and Miniature Golf Courses | Golf Driving Ranges and Miniature Golf Courses |
| Golf Balls | Golf Driving Ranges and Miniature Golf Courses | Golf Driving Ranges and Miniature Golf Courses |
| Golf Carts | Golf and Country Clubs | Golf and Country Clubs |
| Golf Courses | Golf and Country Clubs | Golf and Country Clubs |
| Golf Courses | Golf Driving Ranges and Miniature Golf Courses | Golf Driving Ranges and Miniature Golf Courses |
| Golfers | Golf Driving Ranges and Miniature Golf Courses | Golf Driving Ranges and Miniature Golf Courses |
| Governments | Municipal Governments | Municipal Governments |
| GPS units | Mobile Electronics Stores | Mobile Electronics Stores |
| Grain | Farming - Cash Grains | Farming - Cash Grains |
| Grain | Grain Elevator Operations | Grain Elevator Operations |
| Grain Harvesters | Farming - Custom Harvesters | Farming - Custom Harvesters |
| Grain Processing | Flour Mills | Flour Mills |
| Grain Products | Cereal Manufacturing | Cereal Manufacturing |
| Grains | Flour Mills | Flour Mills |
| Grains | Farming - Cash Grains | Farming - Cash Grains |
| Granola | Cereal Manufacturing | Cereal Manufacturing |
| Graphic Artists | Desktop Publishing Services | Desktop Publishing Services |
| Graphic design | Desktop Publishing Services | Desktop Publishing Services |
| Gravel | Mining - Construction Sand and Gravel | Mining - Construction Sand and Gravel |
| Grease | Rendering | Rendering |
| Greek letter organizations | Fraternity and Sorority Chapters | Fraternity and Sorority Chapters |
| Greek life | Fraternity and Sorority Chapters | Fraternity and Sorority Chapters |
| Greenhouses | Nurseries - Wholesale and Retail | Nurseries - Wholesale and Retail |
| Greeting cards | Gift or Souvenir Shops | Gift or Souvenir Shops |
| Greeting Cards | Stationery and Office Supply Stores | Stationery and Office Supply Stores |
| Grills | Restaurants | Restaurants |
| Grills | Bar and Restaurant Suppliers | Bar and Restaurant Suppliers |
| Groceries | Online Grocery Stores | Online Grocery Stores |
| Grocery Products | Convenience Stores | Convenience Stores |
| Grooming | Animal Hospitals | Animal Hospitals |
| Grooming Parlors | Pet Grooming Services | Pet Grooming Services |
| Group facilities | Residential Treatment Facilities | Residential Treatment Facilities |
| Group homes | Residential Treatment Facilities | Residential Treatment Facilities |
| Guided tours | Tour Operators | Tour Operators |
| Guided tours | Sightseeing Operations and Local Tour Operators | Sightseeing Operations and Local Tour Operators |
| Guitar makers | Electric and Acoustic Guitar Manufacturing | Electric and Acoustic Guitar Manufacturing |
| Guitars | Musical Instrument Stores | Musical Instrument Stores |
| Gun Maintenance | Gunsmiths | Gunsmiths |
| Guns | Firearm Stores | Firearm Stores |
| Gymnastics | Gymnastic Facilities | Gymnastic Facilities |
| Gyms | Health Clubs | Health Clubs |
| Hair | Beauty Salons and Barber Shops | Beauty Salons and Barber Shops |
| Hair | Beauty Salon and Barber Shop Suppliers | Beauty Salon and Barber Shop Suppliers |
| Hair products | Cosmetics Manufacturing | Cosmetics Manufacturing |
| Hair Removal | Electrology Offices | Electrology Offices |
| Hairdressers | Beauty Salons and Barber Shops | Beauty Salons and Barber Shops |
| Hairstyling | Beauty Salons and Barber Shops | Beauty Salons and Barber Shops |
| Halfway houses | Residential Treatment Facilities | Residential Treatment Facilities |
| Ham | Meat Products Processing | Meat Products Processing |
| Hand Care | Nail Salons | Nail Salons |
| Hand Cleaners | Soap and Detergent Manufacturing | Soap and Detergent Manufacturing |
| Handbags | Leather Goods Manufacturing - Non-Apparel | Leather Goods Manufacturing - Non-Apparel |
| Handicapped | Paratransit Services | Paratransit Services |
| Handmade Candies | Candy Stores | Candy Stores |
| Handwash Stations | Portable Sanitation Services | Portable Sanitation Services |
| Hard pretzels | Snack Food Manufacturing | Snack Food Manufacturing |
| Hardcover Books | Bookstores - Retail | Bookstores - Retail |
| Hardcover Books | Commercial Bookbinding | Commercial Bookbinding |
| Hardware | Building Material Dealers | Building Material Dealers |
| Hardwood Flooring | Floor Covering Stores | Floor Covering Stores |
| Hardwood Floors | Flooring Installation Contractors | Flooring Installation Contractors |
| Harvest Wood | Plywood Manufacturing | Plywood Manufacturing |
| Harvesters | Farming - Cash Grains | Farming - Cash Grains |
| Harvesting | Farming - Christmas Trees | Farming - Christmas Trees |
| Harvesting Machines | Logging | Logging |
| Hatchling Chicks | Poultry - Hatcheries | Poultry - Hatcheries |
| Hauling | Trucking - Long Haul | Trucking - Long Haul |
| Hauling | Trucking - Specialized Carriers | Trucking - Specialized Carriers |
| Hazardous | Radon Mitigation Contractors | Radon Mitigation Contractors |
| Hazardous Emissions | Environmental Consulting Firms | Environmental Consulting Firms |
| Hazardous Material | Asbestos Abatement Contractors | Asbestos Abatement Contractors |
| Hazardous Pollutants | Centralized Waste Treatment Facilities | Centralized Waste Treatment Facilities |
| Hazardous Waste | Hazardous Waste Site Mitigation Contractors | Hazardous Waste Site Mitigation Contractors |
| Headhunters | Executive Search Firms | Executive Search Firms |
| Headstones | Monument Manufacturers and Retailers | Monument Manufacturers and Retailers |
| Health | Health Clubs | Health Clubs |
| Health | Weight Loss Centers | Weight Loss Centers |
| Health | Health Maintenance Organizations | Health Maintenance Organizations |
| Health | Hypnosis Centers | Hypnosis Centers |
| Health | Blood Banks | Blood Banks |
| Health | Residential Treatment Facilities | Residential Treatment Facilities |
| Health | Rehabilitation Facilities - Substance Abuse | Rehabilitation Facilities - Substance Abuse |
| Health | Physical Rehabilitation Centers - Outpatient | Physical Rehabilitation Centers - Outpatient |
| Health | Dentists' Offices | Dentists' Offices |
| Health | Nursing Homes | Nursing Homes |
| Health | Optometrists' Offices | Optometrists' Offices |
| Health | Dermatologists' Offices | Dermatologists' Offices |
| Health Aides | Hospice Facilities | Hospice Facilities |
| Health Clubs | Personal Trainers | Personal Trainers |
| Health Conditions | Physicians - General Practitioners | Physicians - General Practitioners |
| Health Conditions | Medical Marijuana Dispensaries | Medical Marijuana Dispensaries |
| Health Equipment | Medical Equipment Dealers - Wholesale and Retail | Medical Equipment Dealers - Wholesale and Retail |
| Health Equipment | Medical Equipment Dealers - Wholesale and Retail | Medical Equipment Dealers - Wholesale and Retail |
| Health food | Nutritional Supply Stores | Nutritional Supply Stores |
| Health Practices | Alternative Health and Wellness Centers | Alternative Health and Wellness Centers |
| Health Professionals | Massage Therapists | Massage Therapists |
| Health Services | Mammography Centers | Mammography Centers |
| Health Services | Home Health Services | Home Health Services |
| Healthcare | Health Maintenance Organizations | Health Maintenance Organizations |
| Healthcare | Medical Billing Companies | Medical Billing Companies |
| Hearing Aids | Audiologists | Audiologists |
| Hearing Disorders | Audiologists | Audiologists |
| Hearing Loss | Audiologists | Audiologists |
| Hearing Loss | Hearing Aid Outlets | Hearing Aid Outlets |
| Hearing Tests | Audiometric Testing Companies | Audiometric Testing Companies |
| Heat | Heat Treating Contractors | Heat Treating Contractors |
| Heating Appliances | Wood and Coal Stove Dealers | Wood and Coal Stove Dealers |
| Heating Oil | Petroleum Marketers - Wholesale | Petroleum Marketers - Wholesale |
| Heating Oil | Fuel Oil Dealers | Fuel Oil Dealers |
| Heating Units | Heating, Ventilation and Air Conditioning Contractors | Heating, Ventilation and Air Conditioning Contractors |
| Heavy equipment | Crane Services - Construction | Crane Services - Construction |
| Heavy Equipment Fabrication | Construction Equipment Manufacturing | Construction Equipment Manufacturing |
| Heavy Haulers | Trucking - Specialized Carriers | Trucking - Specialized Carriers |
| Heavy hauling | Crane Services - Construction | Crane Services - Construction |
| Helmets | Body Armor Manufacturing | Body Armor Manufacturing |
| Helmets | Bicycle Shops - Sales and Service | Bicycle Shops - Sales and Service |
| Help | Modeling Agencies | Modeling Agencies |
| Herbal Teas | Tea Manufacturing | Tea Manufacturing |
| Herbicide | Pesticide Manufacturing | Pesticide Manufacturing |
| High Chairs | Juvenile Furniture Manufacturing | Juvenile Furniture Manufacturing |
| High school | Schools - Secondary - Public and Private | Schools - Secondary - Public and Private |
| Highway Construction | Paving Contractors - Asphalt | Paving Contractors - Asphalt |
| Highways | Paving Contractors - Concrete | Paving Contractors - Concrete |
| Highways | Grading of Land | Grading of Land |
| HMOs | Health Maintenance Organizations | Health Maintenance Organizations |
| Hockey | Ice Skating Rinks | Ice Skating Rinks |
| Hockey Skates | Skate Manufacturing | Skate Manufacturing |
| Home | Manufactured Home Rental Communities | Manufactured Home Rental Communities |
| Home Care | Home Health Services | Home Health Services |
| Home Care | Hospice Facilities | Hospice Facilities |
| Home Construction | Fireplace Construction Contractors | Fireplace Construction Contractors |
| Home décor | Furniture Stores | Furniture Stores |
| Home Equity | Mortgage Companies | Mortgage Companies |
| Home Furnishings | Mattress Stores | Mattress Stores |
| Home furnishings | Piano Stores | Piano Stores |
| Home Improvement | Building Material Dealers | Building Material Dealers |
| Home improvement | Carpentry Contractors | Carpentry Contractors |
| Home Improvement | Door and Window Installation Contractors | Door and Window Installation Contractors |
| Home improvement | Electrical Contractors | Electrical Contractors |
| Home Improvement | Fireplace Construction Contractors | Fireplace Construction Contractors |
| Home improvement | Wood and Coal Stove Dealers | Wood and Coal Stove Dealers |
| Home improvement | Waterproofing Contractors | Waterproofing Contractors |
| Home improvement | Water Treatment (Point of Use) - Retail | Water Treatment (Point of Use) - Retail |
| Home improvement | Wall and Ceiling Contractors | Wall and Ceiling Contractors |
| Home improvement | Upholstery Shops | Upholstery Shops |
| Home improvement | Tile and Marble Contractors | Tile and Marble Contractors |
| Home improvement | Solar Hot Water Systems - Dealers and Installers | Solar Hot Water Systems - Dealers and Installers |
| Home improvement | Siding Contractors | Siding Contractors |
| Home Improvement | Roofing Contractors | Roofing Contractors |
| Home improvement | Plumbing Contractors | Plumbing Contractors |
| Home improvement | Painting and Paperhanging Contractors | Painting and Paperhanging Contractors |
| Home improvement | Paint and Wallpaper Stores | Paint and Wallpaper Stores |
| Home Improvement | Ornamental Metalworking | Ornamental Metalworking |
| Home improvement | Interior Designers | Interior Designers |
| Home improvement | Kitchen Remodeling Contractors | Kitchen Remodeling Contractors |
| Home improvement | Lawn Care and Landscaping Contractors | Lawn Care and Landscaping Contractors |
| Home Improvement | Hot Tub Dealers and Installers | Hot Tub Dealers and Installers |
| Home improvement | Heating, Ventilation and Air Conditioning Contractors | Heating, Ventilation and Air Conditioning Contractors |
| Home Inspection | Appraisers | Appraisers |
| Home Protection | Alarm Systems Dealers and Installers | Alarm Systems Dealers and Installers |
| Home repair | Plumbing Contractors | Plumbing Contractors |
| Home sales | Real Estate Agents and Brokers | Real Estate Agents and Brokers |
| Homeopathic Remedies | Alternative Health and Wellness Centers | Alternative Health and Wellness Centers |
| Homes | Homeowner Associations | Homeowner Associations |
| Homes | Crematories | Crematories |
| Honey | Apiaries - Commercial | Apiaries - Commercial |
| Horologists | Clock and Watch Manufacturing | Clock and Watch Manufacturing |
| Horse | Stables and Riding Academies | Stables and Riding Academies |
| Horse Breeders | Breeding Farms - Horses | Breeding Farms - Horses |
| Horse Breeding | Breeding Farms - Horses | Breeding Farms - Horses |
| Horse Stables | Stables and Riding Academies | Stables and Riding Academies |
| Horseback Riding | Stables and Riding Academies | Stables and Riding Academies |
| Horses | Stables and Riding Academies | Stables and Riding Academies |
| Horses | Breeding Farms - Horses | Breeding Farms - Horses |
| Horticulture | Nurseries - Wholesale and Retail | Nurseries - Wholesale and Retail |
| Horticulture | Botanical Gardens | Botanical Gardens |
| Horticulturists | Botanical Gardens | Botanical Gardens |
| Hosiery | Clothing Stores | Clothing Stores |
| Hospice | Home Health Services | Home Health Services |
| Hospital Equipment | Medical Equipment Dealers - Wholesale and Retail | Medical Equipment Dealers - Wholesale and Retail |
| Hospitality | Team Dealers | Hotels, Motels and Conference Centers |
| Hospitality | Hotels, Motels and Conference Centers | Hotels, Motels and Conference Centers |
| Hot | Hot Air Balloon Services | Hot Air Balloon Services |
| Hot Cereal | Cereal Manufacturing | Cereal Manufacturing |
| Hot water | Solar Hot Water Systems - Dealers and Installers | Solar Hot Water Systems - Dealers and Installers |
| Hotdog stands | Mobile Concessions | Mobile Concessions |
| House improvement | Radon Mitigation Contractors | Radon Mitigation Contractors |
| Household | Tile and Marble Contractors | Tile and Marble Contractors |
| Household | Water Well Drilling Contractors | Water Well Drilling Contractors |
| Household Appliances | Electrical Appliance Stores | Electrical Appliance Stores |
| Household Appliances | Electrical Appliance Wholesaling | Electrical Appliance Wholesaling |
| Household Cleaners | Domestic Cleaning Services | Domestic Cleaning Services |
| Household Cleaning | Domestic Cleaning Services | Domestic Cleaning Services |
| Household Furniture | Furniture Stores | Furniture Stores |
| Household Furniture | Furniture Manufacturing - Wood | Furniture Manufacturing - Wood |
| Household Improvement | Insulation Contractors - Commercial and Residential | Insulation Contractors - Commercial and Residential |
| Household products | Soap and Detergent Manufacturing | Soap and Detergent Manufacturing |
| Household Products | Broom, Brush, and Mop Manufacturing | Broom, Brush, and Mop Manufacturing |
| Household Products | Supermarkets and Grocery Stores | Supermarkets and Grocery Stores |
| Housing | Residential Treatment Facilities | Residential Treatment Facilities |
| Human Resources | Professional Employer Organizations | Professional Employer Organizations |
| Hunting | Gunsmiths | Gunsmiths |
| Hunting Gear | Firearm Stores | Firearm Stores |
| Hunting Trophies | Taxidermists | Taxidermists |
| HVAC | Heating, Ventilation and Air Conditioning Contractors | Heating, Ventilation and Air Conditioning Contractors |
| HVAC | Refrigeration Contractors | Refrigeration Contractors |
| Hypnotherapists | Hypnosis Centers | Hypnosis Centers |
| Hypnotherapy | Hypnosis Centers | Hypnosis Centers |
| Hypnotists | Hypnosis Centers | Hypnosis Centers |
| Ice Blocks | Dry Ice Manufacturing | Dry Ice Manufacturing |
| Ice Cubes | Ice Manufacturers and Distributors | Ice Manufacturers and Distributors |
| Ice Rinks | Ice Skating Rinks | Ice Skating Rinks |
| Ice Skates | Skate Manufacturing | Skate Manufacturing |
| Ice skating | Skate Manufacturing | Skate Manufacturing |
| Image Reproduction | Garment Printing Services | Garment Printing Services |
| Imaging Centers | Medical Imaging Centers | Medical Imaging Centers |
| Imported Fabrics | Fabric Stores | Fabric Stores |
| Imported Seafood | Fish and Seafood Dealers - Wholesale and Retail | Fish and Seafood Dealers - Wholesale and Retail |
| Income | Financial Planning Firms | Financial Planning Firms |
| Independent | Insurance Claims Adjusters - Independent and Public | Insurance Claims Adjusters - Independent and Public |
| Independent Vendors | Flea Markets and Farmers' Markets | Flea Markets and Farmers' Markets |
| Indoor Attractions | Escape Rooms | Escape Rooms |
| Indoor Dining | Fast Food Restaurants | Fast Food Restaurants |
| Indoor Signs | Sign Shops | Sign Shops |
| Industrial | Millwrights | Millwrights |
| Industrial Wastewater | Centralized Waste Treatment Facilities | Centralized Waste Treatment Facilities |
| Infant | Juvenile Furniture Manufacturing | Kennels - Boarding |
| Infants | Pediatricians | Pediatricians |
| Infestation | Wildlife Control Operators | Wildlife Control Operators |
| Infestation Treatment | Pest Control Operators | Pest Control Operators |
| Inground Pools | Swimming Pool Dealers and Installers | Swimming Pool Dealers and Installers |
| Ink | Ink Manufacturing | Ink Manufacturing |
| Inmates | Correctional Facilities - Private | Correctional Facilities - Private |
| Inns | Hotels, Motels and Conference Centers | Hotels, Motels and Conference Centers |
| Insecticide | Pesticide Manufacturing | Pesticide Manufacturing |
| Inspection Equipment | Nondestructive Testing Contractors | Nondestructive Testing Contractors |
| Installation | Millwrights | Millwrights |
| Installers | Solar Hot Water Systems - Dealers and Installers | Solar Hot Water Systems - Dealers and Installers |
| Installers | Water Treatment (Point of Use) - Retail | Water Treatment (Point of Use) - Retail |
| Installers | Millwrights | Millwrights |
| Insurance | Insurance Claims Adjusters - Independent and Public | Insurance Claims Adjusters - Independent and Public |
| Insurance Policies | Insurance Agents and Brokers | Insurance Agents and Brokers |
| Interior Designers | Interior Designers | Interior Designers |
| International tours | Tour Operators | Tour Operators |
| Internet | Online Auction Houses | Online Auction Houses |
| Internet | E-tailers | E-tailers |
| Internet | Internet Service Providers | Internet Service Providers |
| Internet Businesses | Online Grocery Stores | Online Grocery Stores |
| Inventory Management | Inventory Services | Inventory Services |
| Inventory Services | Inventory Services | Inventory Services |
| Inventory Takers | Inventory Services | Inventory Services |
| Investigation Services | Investigation Agencies | Investigation Agencies |
| Investment | Securities Firms - Brokers and Dealers | Securities Firms - Brokers and Dealers |
| Investment | Financial Planning Firms | Financial Planning Firms |
| Investment Advice | Financial Planning Firms | Financial Planning Firms |
| Investment Advisers | Financial Planning Firms | Financial Planning Firms |
| Iron | Iron and Steel Erection Contractors | Iron and Steel Erection Contractors |
| Iron erection | Iron and Steel Erection Contractors | Iron and Steel Erection Contractors |
| Iron Ore | Steel Mills | Steel Mills |
| Iron Workers | Iron and Steel Erection Contractors | Iron and Steel Erection Contractors |
| ISPs | Internet Service Providers | Internet Service Providers |
| IT Operations | Computer Service and Consulting Firms | Computer Service and Consulting Firms |
| Italian Ices | Ice Cream and Frozen Dessert Stores | Ice Cream and Frozen Dessert Stores |
| Italian Ices | Ice Cream and Frozen Dessert Stores | Gunsmiths |
| Jails | Correctional Facilities - Private | Correctional Facilities - Private |
| Jams | Canning - Fruits and Vegetables | Canning - Fruits and Vegetables |
| Jarred Fruits | Baby Food Manufacturing | Baby Food Manufacturing |
| Jarred Vegetables | Baby Food Manufacturing | Baby Food Manufacturing |
| Jars | Glassware Manufacturing | Glassware Manufacturing |
| Jazz Dance | Dance Schools | Dance Schools |
| Jellies | Canning - Fruits and Vegetables | Canning - Fruits and Vegetables |
| Jewelers | Jewelry Manufacturing | Jewelry Manufacturing |
| Jewelers | Jewelry Stores | Jewelry Stores |
| Jewelry | Jewelry Stores | Jewelry Stores |
| Jewelry | Silversmiths | Silversmiths |
| Jewelry | Body Piercing Studios | Body Piercing Studios |
| Jewelry | Appraisers | Appraisers |
| Jewelry Appraisals | Jewelry Stores | Jewelry Stores |
| Jewelry Stores | Jewelry Stores | Jewelry Stores |
| Job Boards | Employment Websites | Employment Websites |
| Job Recruiting | Employment Websites | Employment Websites |
| Job search | Executive Search Firms | Executive Search Firms |
| Job search | Staffing Services | Staffing Services |
| Job Training | Rehabilitation Facilities - Vocational Training | Rehabilitation Facilities - Vocational Training |
| Job training | Vocational-Technical Schools - Public and Private | Vocational-Technical Schools - Public and Private |
| Jockeys | Mobile Disc Jockeys | Mobile Disc Jockeys |
| Journalism | Newspaper Publishers and Online Content Providers | Newspaper Publishers and Online Content Providers |
| Judo | Martial Arts Schools | Martial Arts Schools |
| Juice | Fruit Juice Manufacturing | Fruit Juice Manufacturing |
| Juice | Canning - Fruits and Vegetables | Canning - Fruits and Vegetables |
| Juices | Fruit Juice Manufacturing | Fruit Juice Manufacturing |
| Junkyards | Automobile and Truck Dismantlers | Automobile and Truck Dismantlers |
| Junkyards | Scrap Metal Processors | Scrap Metal Processors |
| Karate | Martial Arts Schools | Martial Arts Schools |
| Kayaking | Rafting Outfitters | Rafting Outfitters |
| Kennels | Animal Hospitals | Animal Hospitals |
| Kennels | Animal Shelters | Animal Shelters |
| Kennels | Pet Grooming Services | Pet Grooming Services |
| Kennels | Dog Obedience Schools | Dog Obedience Schools |
| Kerosene | Fuel Oil Dealers | Fuel Oil Dealers |
| Kevlar | Body Armor Manufacturing | Body Armor Manufacturing |
| Key duplication | Locksmiths | Locksmiths |
| Keyboards | Computer and Computer Peripherals Manufacturing | Computer and Computer Peripherals Manufacturing |
| Kilns | Brick Manufacturing | Brick Manufacturing |
| Kilns | Pottery Manufacturing - Household and Industrial | Pottery Manufacturing - Household and Industrial |
| Kilns | Cement Manufacturing | Cement Manufacturing |
| Kindergarten | Schools - Elementary - Public and Private | Schools - Elementary - Public and Private |
| Kitchen Appliances | Electrical Appliance Wholesaling | Electrical Appliance Wholesaling |
| Kittens | Pet Shops | Pet Shops |
| Knife | Cutlery Manufacturing | Cutlery Manufacturing |
| Knives | Manufactured Home Retailers | Cutlery Manufacturing |
| Kung Fu | Martial Arts Schools | Martial Arts Schools |
| Laboratories | Pesticide Manufacturing | Pesticide Manufacturing |
| Laboratories | Blood Banks | Blood Banks |
| Laboratory Professionals | Laboratories - Research and Development | Laboratories - Research and Development |
| Laboratory Professionals | Laboratories - Research and Development | Laboratories - Research and Development |
| Lacquers | Paint Manufacturing | Paint Manufacturing |
| Lampwork | Glassblowing Operations | Glassblowing Operations |
| Land Clearing | Excavation Contractors | Excavation Contractors |
| Land Development | Grading of Land | Grading of Land |
| Land grading | Excavation Contractors | Excavation Contractors |
| Land Surveys | Surveyors - Land | Surveyors - Land |
| Landscape | Nurseries - Wholesale and Retail | Nurseries - Wholesale and Retail |
| Landscapes | Architectural Preservationists | Architectural Preservationists |
| Landscaping Services | Tree Care Services | Tree Care Services |
| Lapidary | Gem Cutters | Gem Cutters |
| Laptops | Computer and Computer Peripherals Manufacturing | Computer and Computer Peripherals Manufacturing |
| Laundry | Laundromats | Laundromats |
| Law | Lawyers' Offices | Lawyers' Offices |
| Law | Paralegal Offices | Paralegal Offices |
| Law Firms | Lawyers' Offices | Lawyers' Offices |
| Lawn Care | Fertilizer Manufacturing | Fertilizer Manufacturing |
| Lawn Care | Lawn and Garden Equipment Dealers | Lawn and Garden Equipment Dealers |
| Lawn Mower Sales | Lawn and Garden Equipment Dealers | Lawn and Garden Equipment Dealers |
| Lawn Mowers | Farm Machinery and Power Equipment Dealers | Farm Machinery and Power Equipment Dealers |
| Lawn Service | Lawn Care and Landscaping Contractors | Lawn Care and Landscaping Contractors |
| Lawyers | Paralegal Offices | Paralegal Offices |
| Lawyers | Lawyers' Offices | Lawyers' Offices |
| Laying Hens | Poultry - Table Egg Production | Poultry - Table Egg Production |
| Lead Abatement | Lead Abatement Contractors | Lead Abatement Contractors |
| Lead Contamination | Lead Abatement Contractors | Lead Abatement Contractors |
| Lead Dust | Lead Abatement Contractors | Lead Abatement Contractors |
| Lead-acid Batteries | Battery Manufacturing - Wet Cell | Battery Manufacturing - Wet Cell |
| Leasing | Residential Treatment Facilities | Residential Treatment Facilities |
| Leasing | Rental and Leasing Services - Equipment | Rental and Leasing Services - Equipment |
| Leather | Tanneries | Tanneries |
| Leather Accessories | Leather Goods Manufacturing - Non-Apparel | Leather Goods Manufacturing - Non-Apparel |
| Leather shoes | Shoe Repair Shops | Shoe Repair Shops |
| LED Lighting | Electric Lamp Bulbs Manufacturing | Electric Lamp Bulbs Manufacturing |
| Legal | Court Reporters | Court Reporters |
| Legal assistant | Paralegal Offices | Paralegal Offices |
| Legal Disputes | Alternative Dispute Resolution Firms | Alternative Dispute Resolution Firms |
| Legal Documents | Process Servers | Process Servers |
| Legal Graphics | Demonstrative Evidence Firms | Demonstrative Evidence Firms |
| Legal Rights | Lawyers' Offices | Lawyers' Offices |
| Legal Services | Lawyers' Offices | Lawyers' Offices |
| Legal Services | Process Servers | Process Servers |
| Leisure Stays | Bed and Breakfast Inns | Bed and Breakfast Inns |
| Letterpress | Printing - Commercial | Printing - Commercial |
| Librarians | Libraries - Public | Libraries - Public |
| Lifeguards | Swim Clubs and Swimming Pools | Swim Clubs and Swimming Pools |
| Lifeguards | Water Amusement Parks | Water Amusement Parks |
| Lift Equipment | Crane Services - Construction | Crane Services - Construction |
| Light bulbs | Electric Lamp Bulbs Manufacturing | Electric Lamp Bulbs Manufacturing |
| Light industrial equipment | Farm Machinery and Power Equipment Dealers | Farm Machinery and Power Equipment Dealers |
| Lighting Fixtures | Lamp Manufacturing - Electric | Lamp Manufacturing - Electric |
| Limestone | Cement Manufacturing | Cement Manufacturing |
| Limousine | Limousine Services | Limousine Services |
| Linen Supply | Diaper Services | Diaper Services |
| Liquor | Distilleries | Distilleries |
| Liquor | Bars, Taverns, Cocktail Lounges and Nightclubs | Bars, Taverns, Cocktail Lounges and Nightclubs |
| Lithographic | Printing - Commercial | Printing - Commercial |
| Lithography | Printing - Commercial | Printing - Commercial |
| Live Entertainment | Theatres - Live | Theatres - Live |
| Livestock | Artificial Insemination for Cattle Breeding | Artificial Insemination for Cattle Breeding |
| Livestock | Hog Confinement Facilities | Hog Confinement Facilities |
| Livestock | Feedlots | Feedlots |
| Livestock | Meat Packing Plants | Meat Packing Plants |
| Loan Officers | Banks - Commercial | Banks - Commercial |
| Loans | Mortgage Companies | Mortgage Companies |
| Loans | Pawnshops | Pawnshops |
| Local | Municipal Governments | Municipal Governments |
| Local tours | Sightseeing Operations and Local Tour Operators | Sightseeing Operations and Local Tour Operators |
| Locks | Locksmiths | Locksmiths |
| Lodging | Bed and Breakfast Inns | Bed and Breakfast Inns |
| Lodging Facilities | Team Dealers | Hotels, Motels and Conference Centers |
| Lodging Facilities | Hotels, Motels and Conference Centers | Hotels, Motels and Conference Centers |
| Logging Contractors | Logging | Logging |
| Logistics | Freight Brokers | Freight Brokers |
| Longshoremen | Stevedore Companies | Stevedore Companies |
| Longshoring | Stevedore Companies | Stevedore Companies |
| Lottery Machines | Convenience Stores | Convenience Stores |
| Lube services | Automobile Repair Shops and Oil Change Centers | Automobile Repair Shops and Oil Change Centers |
| Lumber | Sawmills and Planing Mills | Sawmills and Planing Mills |
| Lumberyards | Building Material Dealers | Building Material Dealers |
| Luncheonettes | Restaurants | Restaurants |
| Luncheonettes | Hibachi Restaurants | Hibachi Restaurants |
| Luxury | Fur Salons | Fur Salons |
| Luxury | Limousine Services | Limousine Services |
| MAC machines | Automated Teller Machine Deployers | Automated Teller Machine Deployers |
| Macaroni | Pasta Manufacturing | Pasta Manufacturing |
| Machine parts makers | Screw Machine Products Manufacturing | Screw Machine Products Manufacturing |
| Machinery | Millwrights | Millwrights |
| Machines | Millwrights | Millwrights |
| Magazine Subscriptions | Magazine Publishing | Magazine Publishing |
| Magazines | Libraries - Public | Libraries - Public |
| Mail | Messenger & Courier Services | Messenger & Courier Services |
| Mailboxes | Mail Receiving Services | Mail Receiving Services |
| Mailroom Operations | Mail Systems Management Companies | Mail Systems Management Companies |
| Mailroom Workers | Mail Systems Management Companies | Mail Systems Management Companies |
| Maintenance | Waterworks Operations | Waterworks Operations |
| Maintenance | Janitorial Services | Janitorial Services |
| Maintenance Services | Window Cleaning Contractors | Window Cleaning Contractors |
| Maintenance Services | Refrigeration Contractors | Refrigeration Contractors |
| Maintenance Services | Chimney Cleaning Services | Chimney Cleaning Services |
| Maintenance Services | Elevator Contractors | Elevator Contractors |
| Makeup | Cosmetics Manufacturing | Cosmetics Manufacturing |
| Makeup | Modeling Schools | Modeling Schools |
| Malt Beverages | Breweries | Breweries |
| Management | Property Management Firms | Property Management Firms |
| Management Analysts | Management Consulting Firms | Management Consulting Firms |
| Manicures | Nail Salons | Nail Salons |
| Manicurists | Nail Salons | Nail Salons |
| Mantra | Meditation Centers | Meditation Centers |
| Manufactured | Manufactured Home Rental Communities | Manufactured Home Rental Communities |
| Manufacturers | Pesticide Manufacturing | Pesticide Manufacturing |
| Manufacturers | Textile Mills - Yarn Spinning and Weaving | Textile Mills - Yarn Spinning and Weaving |
| Manufacturers | Box Manufacturing - Corrugated | Box Manufacturing - Corrugated |
| Manufacturers | Sawmills and Planing Mills | Sawmills and Planing Mills |
| Manufacturers | Cutlery Manufacturing | Cutlery Manufacturing |
| Manufacturers | Precast Concrete Products Manufacturing | Precast Concrete Products Manufacturing |
| Manufacturers | Converted Paper Products Manufacturing | Converted Paper Products Manufacturing |
| Manufacturers | Ink Manufacturing | Ink Manufacturing |
| Manufacturers | Pulp and Paper Mills | Pulp and Paper Mills |
| Manufacturers | Fruit Juice Manufacturing | Fruit Juice Manufacturing |
| Manufacturers | Gear Manufacturing | Gear Manufacturing |
| Manufacturing | Cutlery Manufacturing | Cutlery Manufacturing |
| Manufacturing | Millwrights | Millwrights |
| Manufacturing | Pesticide Manufacturing | Pesticide Manufacturing |
| Manufacturing | Precast Concrete Products Manufacturing | Precast Concrete Products Manufacturing |
| Manufacturing | Pulp and Paper Mills | Pulp and Paper Mills |
| Manufacturing | Fruit Juice Manufacturing | Fruit Juice Manufacturing |
| Manufacturing | Furniture Manufacturing - Wood | Fruit and Vegetable Dealers - Retail |
| Manufacturing | Gear Manufacturing | Gear Manufacturing |
| Manufacturing | Ink Manufacturing | Ink Manufacturing |
| Manufacturing | Manufactured Home Rental Communities | Manufactured Home Rental Communities |
| Manufacturing | Box Manufacturing - Corrugated | Box Manufacturing - Corrugated |
| Manufacturing | Converted Paper Products Manufacturing | Converted Paper Products Manufacturing |
| Map Plotting | Surveyors - Land | Surveyors - Land |
| Maple Products | Maple Syrup Producers | Maple Syrup Producers |
| Mapping Services | Computer-Aided Mapping Services | Computer-Aided Mapping Services |
| Marble | Building Material Dealers | Building Material Dealers |
| Marble | Mason Contractors | Mason Contractors |
| Marble | Tile and Marble Contractors | Tile and Marble Contractors |
| Marble | Floor Covering Stores | Floor Covering Stores |
| Marijuana Cultivation | Marijuana Growers | Marijuana Growers |
| Marine Accessories | Marine Dealers | Marine Dealers |
| Marine Products | Commercial Fishing | Commercial Fishing |
| Marketing | Direct Selling Organizations | Direct Selling Organizations |
| Marketing Firms | Advertising Agencies | Advertising Agencies |
| Marriage Counseling | Marriage and Family Counseling Services | Marriage and Family Counseling Services |
| Masks | Costume Rental Stores | Costume Rental Stores |
| Mass Transit | Public Bus Companies | Public Bus Companies |
| Massage Therapists | Day Spas | Day Spas |
| Massage Therapy | Massage Therapists | Massage Therapists |
| Massages | Day Spas | Day Spas |
| Matchmakers | Dating Services | Dating Services |
| Matchmakers | Online Dating Services | Online Dating Services |
| Material | Building Material Dealers | Building Material Dealers |
| Materials Recovery | Recycling Collection Centers | Recycling Collection Centers |
| Mausoleum Burials | Cemeteries and Memorial Parks | Cemeteries and Memorial Parks |
| Meal Preparation | Hibachi Restaurants | Hibachi Restaurants |
| Meat | Public Refrigerated Warehouses | Public Refrigerated Warehouses |
| Meat packers | Meat Packing Plants | Meat Packing Plants |
| Meat processing | Rendering | Rendering |
| Mechanics | Automobile and Truck Dismantlers | Automobile and Truck Dismantlers |
| Medevacs | Air Ambulance Services | Air Ambulance Services |
| Media | Data Storage Centers | Data Storage Centers |
| Mediation | Alternative Dispute Resolution Firms | Alternative Dispute Resolution Firms |
| Mediators | Alternative Dispute Resolution Firms | Alternative Dispute Resolution Firms |
| Medical | Residential Treatment Facilities | Residential Treatment Facilities |
| Medical | Rehabilitation Facilities - Substance Abuse | Rehabilitation Facilities - Substance Abuse |
| Medical | Dermatologists' Offices | Dermatologists' Offices |
| Medical | Dentists' Offices | Dentists' Offices |
| Medical | Blood Banks | Blood Banks |
| Medical | Audiometric Testing Companies | Audiometric Testing Companies |
| Medical | Optical Goods Stores | Optical Goods Stores |
| Medical | Hypnosis Centers | Hypnosis Centers |
| Medical | Physical Rehabilitation Centers - Outpatient | Physical Rehabilitation Centers - Outpatient |
| Medical | Optometrists' Offices | Optometrists' Offices |
| Medical | Nursing Homes | Nursing Homes |
| Medical Care | Chiropractors' Offices | Chiropractors' Offices |
| Medical Care | Home Health Services | Home Health Services |
| Medical care | Audiologists | Audiologists |
| Medical Care | Pediatricians | Pediatricians |
| Medical Coding | Medical Billing Companies | Medical Billing Companies |
| Medical Devices | Prosthetists' Offices | Prosthetists' Offices |
| Medical Equipment | Medical Imaging Centers | Medical Imaging Centers |
| Medical Equipment | Home Health Services | Home Health Services |
| Medical imaging | Mammography Centers | Mammography Centers |
| Medical Laboratories | Medical Imaging Centers | Medical Imaging Centers |
| Medical Marijuana | Marijuana Growers | Marijuana Growers |
| Medical Products | Medical Equipment Dealers - Wholesale and Retail | Medical Equipment Dealers - Wholesale and Retail |
| Medical Professionals | Adult Daycare Centers | Adult Daycare Centers |
| Medical Projects | Laboratories - Research and Development | Laboratories - Research and Development |
| Medical Services | Hospice Facilities | Hospice Facilities |
| Medical Services | Hearing Aid Outlets | Hearing Aid Outlets |
| Medical Services | Health Maintenance Organizations | Health Maintenance Organizations |
| Medical Services | Physicians - General Practitioners | Physicians - General Practitioners |
| Medical Services | Ambulance Services and Rescue Squads | Ambulance Services and Rescue Squads |
| Medical Services | Medical Imaging Centers | Medical Imaging Centers |
| Medical Specialists | Speech-Language Pathologists | Speech-Language Pathologists |
| Medical Supplies | Physicians - General Practitioners | Physicians - General Practitioners |
| Medical Testing | Medical Imaging Centers | Medical Imaging Centers |
| Medical Therapies | Alternative Health and Wellness Centers | Alternative Health and Wellness Centers |
| Medical Transport | Air Ambulance Services | Air Ambulance Services |
| Medical Treatments | Ambulance Services and Rescue Squads | Ambulance Services and Rescue Squads |
| Medicated Feed | Feed Manufacturing | Feed Manufacturing |
| Medications | Pharmacies | Pharmacies |
| Medicinal Products | Pharmaceutical Manufacturing | Pharmaceutical Manufacturing |
| Meditation | Meditation Centers | Meditation Centers |
| Meditation | Yoga Studios | Yoga Studios |
| Melons | Farming - Vegetables and Melons | Farming - Vegetables and Melons |
| Memorabilia | Trading Card Companies | Trading Card Companies |
| Memorial | Crematories | Crematories |
| Memorials | Monument Manufacturers and Retailers | Monument Manufacturers and Retailers |
| Men's clothing | Apparel Manufacturing | Apparel Manufacturing |
| Mens' clothing | Clothing Stores | Clothing Stores |
| Menswear | Formal Wear Rental Stores | Formal Wear Rental Stores |
| Mental | Residential Treatment Facilities | Residential Treatment Facilities |
| Mental health | Psychologists' and Psychiatrists' Offices | Psychologists' and Psychiatrists' Offices |
| Merchandise | Department Stores | Department Stores |
| Metal | Tool and Die Shops | Tool and Die Shops |
| Metal | Silversmiths | Silversmiths |
| Metal | Heat Treating Contractors | Heat Treating Contractors |
| Metal Caskets | Casket Manufacturing | Casket Manufacturing |
| Metal fabrication | Iron and Steel Erection Contractors | Iron and Steel Erection Contractors |
| Metal fabrication | Metal Stamping and Fabricating Operations | Metal Stamping and Fabricating Operations |
| Metal Fences | Fence Installation Contractors and Retailers | Fence Installation Contractors and Retailers |
| Metal Items | Foundries | Foundries |
| Metal Plating | Electroplating Contractors | Electroplating Contractors |
| Metal pressing | Metal Stamping and Fabricating Operations | Metal Stamping and Fabricating Operations |
| Metal Products | Metal Stamping and Fabricating Operations | Metal Stamping and Fabricating Operations |
| Metal Products | Welding, Brazing and Cutting | Welding, Brazing and Cutting |
| Metal recycling | Scrap Metal Processors | Scrap Metal Processors |
| Metal Rods | Wire Manufacturing | Wire Manufacturing |
| Metal Work | Sheet Metal Work | Sheet Metal Work |
| Metallic Coating | Electroplating Contractors | Electroplating Contractors |
| Metalworkers | Welding, Brazing and Cutting | Welding, Brazing and Cutting |
| Metalworking | Metal Stamping and Fabricating Operations | Metal Stamping and Fabricating Operations |
| Metalworking | Welding, Brazing and Cutting | Welding, Brazing and Cutting |
| Metalworking Equipment | Sheet Metal Work | Sheet Metal Work |
| Meteorologists | Weather Forecast Services (Private) | Weather Forecast Services (Private) |
| Meteorology | Weather Forecast Services (Private) | Weather Forecast Services (Private) |
| Microbiological | Laboratories - Research and Development | Laboratories - Research and Development |
| Micrographic | Data Storage Centers | Data Storage Centers |
| Middle school | Schools - Secondary - Public and Private | Schools - Secondary - Public and Private |
| Milk | Dairy Products - Wholesaling | Dairy Products - Wholesaling |
| Milk Distributors | Fluid Milk Processing Plants | Fluid Milk Processing Plants |
| Milk Products | Fluid Milk Processing Plants | Fluid Milk Processing Plants |
| Milkshakes | Ice Cream and Frozen Dessert Stores | Gunsmiths |
| Milkshakes | Ice Cream and Frozen Dessert Stores | Ice Cream and Frozen Dessert Stores |
| Milkshakes | Ice Cream and Frozen Dessert Stores | Ice Cream and Frozen Dessert Stores |
| Mills | Pulp and Paper Mills | Pulp and Paper Mills |
| Mills | Textile Mills - Yarn Spinning and Weaving | Textile Mills - Yarn Spinning and Weaving |
| Mills | Sawmills and Planing Mills | Sawmills and Planing Mills |
| Mills | Textile Mills - Finishing and Coating | Textile Mills - Finishing and Coating |
| Millwrights | Millwrights | Millwrights |
| Minerals | Nutritional Supply Stores | Nutritional Supply Stores |
| Mini-Warehouses | Public Warehouses | Public Warehouses |
| Mini-Warehouses | Self-Storage Facilities | Self-Storage Facilities |
| Miniature Golf | Golf Driving Ranges and Miniature Golf Courses | Golf Driving Ranges and Miniature Golf Courses |
| Mining | Granite Quarries | Granite Quarries |
| Mining | Mining - Construction Sand and Gravel | Mining - Construction Sand and Gravel |
| Ministries | Houses of Worship | Houses of Worship |
| Mirrors | Glass Dealers and Installers | Glass Dealers and Installers |
| Mitigation | Radon Mitigation Contractors | Radon Mitigation Contractors |
| Mixer Trucks | Ready-Mixed Concrete Manufacturing and Delivery Services | Ready-Mixed Concrete Manufacturing and Delivery Services |
| Mobile | Mobile Disc Jockeys | Mobile Disc Jockeys |
| Mobile | Manufactured Home Rental Communities | Manufactured Home Rental Communities |
| Mobile Home Construction | Manufactured Home Producers | Manufactured Home Producers |
| Mobile Homes | Manufactured Home Retailers | Manufactured Home Retailers |
| Mobile Ordering | Convenience Stores | Convenience Stores |
| Mobile Parks | Property Management Firms | Property Management Firms |
| Mobile phones | Cellular Telephone Stores | Cellular Telephone Stores |
| Model airplanes | Model and Hobby Shops | Model and Hobby Shops |
| Model Trains | Model and Hobby Shops | Model and Hobby Shops |
| Modeling | Modeling Agencies | Modeling Agencies |
| Mold | Power Washing Contractors | Power Washing Contractors |
| Mold remediation | Restoration Firms | Restoration Firms |
| Moldmaking Shops | Tool and Die Shops | Tool and Die Shops |
| Molten Metal | Foundries | Foundries |
| Monetary | Financial Planning Firms | Financial Planning Firms |
| Monetary | Collection Agencies | Collection Agencies |
| Money | Banks - Commercial | Banks - Commercial |
| Money | Automated Teller Machine Deployers | Automated Teller Machine Deployers |
| Money management | Accounting Firms | Accounting Firms |
| Mopping | Domestic Cleaning Services | Domestic Cleaning Services |
| Mortuaries | Crematories | Crematories |
| Mortuary | Casket Manufacturing | Casket Manufacturing |
| Mortuary | Crematories | Crematories |
| Mortuary | Funeral Homes | Funeral Homes |
| Motion Picture | Drive-In Movie Theatres | Drive-In Movie Theatres |
| Motor | Automobile Dealers - New and Used - Retail | Automobile Dealers - New and Used - Retail |
| Motor Carriers | Freight Brokers | Freight Brokers |
| Motor vehicle | Driver Training Schools - Private | Driver Training Schools - Private |
| Motor vehicle | Recreational Vehicle Dealers | Recreational Vehicle Dealers |
| Motor Vehicles Towing | Towing and Recovery Services | Towing and Recovery Services |
| Motorcoaches | Bus Charter Services | Bus Charter Services |
| Motorcycles | Motorcycle Dealers | Motorcycle Dealers |
| Motorhomes | Recreational Vehicle Dealers | Recreational Vehicle Dealers |
| Mountain Bikes | Bicycle Manufacturing | Bicycle Manufacturing |
| Movers | Moving and Storage Firms | Moving and Storage Firms |
| Movies | Movie Theaters - Indoor | Movie Theaters - Indoor |
| Movies | Record and Video Stores | Record and Video Stores |
| Municipal | Municipal Governments | Municipal Governments |
| Municipal | Bus Operations - School | Bus Operations - School |
| Municipal | Residential Treatment Facilities | Residential Treatment Facilities |
| Municipal | Waterworks Operations | Waterworks Operations |
| Municipal | Daycare Centers | Daycare Centers |
| Municipal operations | Schools - Elementary - Public and Private | Schools - Elementary - Public and Private |
| Municipal operations | Swim Clubs and Swimming Pools | Swim Clubs and Swimming Pools |
| Municipal services | Recycling Collection Centers | Recycling Collection Centers |
| Municipal services | Volunteer Fire Departments | Volunteer Fire Departments |
| Municipal services | Wastewater Treatment Facilities (Nonhazardous) | Wastewater Treatment Facilities (Nonhazardous) |
| Museums | Art Galleries and Dealers | Art Galleries and Dealers |
| Museums | Planetariums | Planetariums |
| Mushroom Production | Farming - Mushrooms | Farming - Mushrooms |
| Music | Record and Video Stores | Record and Video Stores |
| Music | Musical Instrument Stores | Musical Instrument Stores |
| Music stores | Piano Stores | Piano Stores |
| Musical Downloads | Music and Video Downloading Services | Music and Video Downloading Services |
| Musical Groups | Orchestras | Orchestras |
| Musical Instrument | Electric and Acoustic Guitar Manufacturing | Electric and Acoustic Guitar Manufacturing |
| Musical Instruments | Orchestras | Orchestras |
| Musical Instruments | Piano Stores | Piano Stores |
| Musicians | Recording Studios | Recording Studios |
| Musicians | Electric and Acoustic Guitar Manufacturing | Electric and Acoustic Guitar Manufacturing |
| Nail products | Cosmetics Manufacturing | Cosmetics Manufacturing |
| Nail Technicians | Day Spas | Day Spas |
| Natural Disasters | Restoration Firms | Restoration Firms |
| Natural Products | Health Food Stores | Health Food Stores |
| Nature | Botanical Gardens | Botanical Gardens |
| Neck Injuries | Acupuncturists | Acupuncturists |
| Needles | Acupuncturists | Acupuncturists |
| Needles | Body Piercing Studios | Body Piercing Studios |
| Needlework | Fabric Stores | Fabric Stores |
| Nets | Pickleball Clubs and Courts | Pickleball Clubs and Courts |
| Network Repair | Computer Service and Consulting Firms | Computer Service and Consulting Firms |
| Noise Surveys | Audiometric Testing Companies | Audiometric Testing Companies |