| - Laundry - Equipment (Wholesale)
- Laundry - Self Service
- Lawn & Grounds Maintenance
- Lawn Mowers - Parts & Supplies
- Lead - Pencils, Crayons & Artists Material (Manufacturers)
- Lead - Removal & Abatement
- Leak Detecting Service
- Leasing Service
- Leather - Goods - Dealers
- Lecture & Seminar Bureaus
- Legal - Counsel & Prosecution
- Legal - Service Plans
- Legal - Services
- Legislative Bodies
- Lessors - Miniwarehouses & Self - Storage Units
- Lessors - Nonresidential Building
- Lessors - Other Real Estate Property
- Lessors - Residential Buildings & Dwellings
- Libraries & Archives
- Libraries - Institutional
- Libraries - Public
- License Services
- Light Bulbs & Tubes (Wholesale)
- Lighting - Consultants
- Lighting - Equipment (Manufacturers)
- Lighting Fixtures (Wholesale)
- Lighting Fixtures - Retail
- Limousine Service
- Linen Supply Service
- Linens - Retail
- Lingerie
- Liquidators
- Liquor (Wholesale)
- Liquor - Retail
- Litigation Support Service
- Livestock - Breeders
- Livestock - Dealers (Wholesale)
- Loans
- Locks & Locksmiths
- Logging Companies
- Logistics
- Long Distance Telephone Service
- Lubricants (Wholesale)
- Lubricants - Synthetic (Wholesale)
- Luggage - Retail
- Lumber (Wholesale)
- Lumber - Retail
- Machine Shops
- Machine Tools (Wholesale)
- Machinery - Rebuilding & Repairing (Wholesale)
- Magazines - Distributors
- Magicians
- Magnetic Resonance Imaging
- Magnetos (Wholesale)
- Magnifying Glasses (Manufacturers)
- Maid & Butler Service
- Mail Order & Catalog Shopping
- Mailing & Shipping Services
- Maintenance Contractors
- Mammography
- Manicuring
- Manufactured - Mobile Home Dealers
- Manufacturers - Agents & Representatives
- Manufacturers
- Maps - Dealers
- Marble - Cultured (Wholesale)
- Marble - Natural (Wholesale)
- Marinas
- Marine - Contractors & Designers
- Marine - Electric Service
- Marine - Electronics
- Marine - Engines - Repairing
- Marine - Equipment & Supplies
- Marine - Repairs
- Market Research & Analysis
- Marketing Consultants
- Marketing Programs & Services
- Marketing Research & Public Opinion Polling
- Marriage & Family Counselors
- Martial Arts Instruction
- Martial Arts Supplies & Equipment
- Masonry Contractors
- Massage Schools
- Massage Therapists
- Massage
- Maternity - Apparel
- Mats & Matting (Wholesale)
- Mattresses (Wholesale)
- Mattresses
- Meat & Meat Product Merchant Wholesalers
- Meat (Wholesale)
- Meat - Packers
- Meat - Products
- Meat - Retail
- Mechanical Contractors
- Medical & Surgical Service Organizations
- Medical - Business Administration
- Medical - Centers
- Medical - Emergency Training
- Medical - Equipment - Repairing
- Medical - Examinations - Insurance
- Medical - Groups
- Medical - Imaging - Magnetic
- Medical - Laboratories
- Medical - Management Service
- Medical - Records Service
- Medical - Services - Mobile
- Mens & Boys - Clothing & Furnishings (Wholesale)
- Mens & Boys - Stores
- Mental Health Services
- Metal - Fabricators
- Metal - Finishers - Equipment & Supplies (Wholesale)
- Metal - Service Centers & Other Metal Merchants (Wholesale)
- Meters (Wholesale)
- Mexican & Latin American Food Products
- Mexican Goods
- Midwives
- Millwork (Manufacturers)
- Minerals
- Miniature Items for Collectors
- Mirrors
- Miscellaneous - Equipment - Rental & Leasing
- Miscellaneous - Financial Investment Activities
- Miscellaneous - Industrial Equipment & Supplies (Wholesale)
- Miscellaneous - Intermediation
- Miscellaneous - Personal Services
- Miscellaneous - Retail Stores
- Missions
- Mobile Homes - Dealers
- Mobile Homes - Equipment & Parts
- Mobile Homes - Parks & Communities
- Mobile Homes - Transporting
- Modeling Agencies
- Modeling Schools
- Monograms
- Monuments (Manufacturers)
- Monuments
- Motel & Hotel Equipment & Supplies (Wholesale)
- Motion Picture & Video Production
- Motion Picture - Producers & Studios
- Motor Vehicles - Parts - Used - Merchant Wholesalers
- Motor Vehicles - Supplies & New Parts (Wholesale)
- Motor Vehicles - Towing
- Motorcycles & Motor Scooters - Dealers
- Motorcycles & Motor Scooters - Repair & Service
- Motorcycles & Motor Scooters - Supplies
- Movers
- Mowing Service
- Mud Jacking Contractors
- Mufflers & Exhaust Systems - Engine
- Multimedia (Manufacturers)
- Museums
- Music & Live Entertainment
- Music - Background & Foreground
- Music - Dealers
- Music - Entertainment
- Music - Instruction - Instrumental
- Music - Publishers
- Musical Groups & Artists
- Musical Instruments - Dealers
- Musical Instruments - Repairing
- Musicians
- Nail Salons
- Nailing Machinery (Wholesale)
- Navigational Services to Shipping
- Needlework & Needlework Materials - Retail
- New Single-Family Construction
- News Dealers & Newsstands
- News Service
- Newspaper - Publishers
- Newspaper - Publishing & Printing (Manufacturers)
- Night Clubs
- Non-Profit Organizations
- Nonclassifiable Establishments
- Notaries - Public
- Nurseries - Plants & Trees (Wholesale)
- Nursery & Tree Production
- Nurserymen
- Nurses & Nurse Registries
- Nurses - Practitioners
- Nurses - Schools
- Nursing & Convalescent Homes
- Nursing Care Facilities
- Nuts - Edible
- Occupational Therapists
- Office - Buildings & Parks
- Office - Furniture & Equipment (Wholesale)
- Office - Furniture & Equipment - Dealers (Wholesale)
- Office - Physical, Occupational, Speech Therapist & Audiologist
- Office - Records - Storage
- Office - Supplies & Stationery Stores
- Office - Supplies
- Offices - Mental Health Practitioner (Not Physician)
- Offices - Real Estate Agents & Brokers
- Offices - Real Estate Appraisers
- Oil & Gas (Wholesale)
- Oil & Gas - Exploration & Development
- Oil & Gas - Field Machinery & Equipment (Manufacturers)
- Oil & Gas - Pipeline & Related Structures Construction
- Oil & Gas - Producers
- Oil - Additives - Distributors
- Oil - Crude
- Oil - Field - Equipment (Manufacturers)
- Oil - Field - Equipment (Wholesale)
- Oil - Field - Hauling
- Oil - Field - Service
- Oil - Field - Specialties
- Oil - Field - Supplies (Wholesale)
- Oil - Inspectors
- Oil - Land Leases
- Oil - Marketers & Distributors
- Oil - Operators
- Oil - Properties
- Oil - Property Management
- Oil - Recovery - Enhanced
- Oil - Refiners (Manufacturers)
- Oil - Reports
- Oil - Spill Clean-Up Service
- Oil - Treating Compounds (Wholesale)
- Oil Well - Core Analysis
- Oil Well - Directional Drilling
- Oil Well - Drilling Mud & Additives
- Oil Well - Drilling
- Oil Well - Equipment & Supplies (Wholesale)
- Oil Well - Equipment & Supplies - Renting
- Oil Well - Fishing Tools (Wholesale)
- Oil Well - Log Libraries
- Oil Well - Logging & Perforating - Equipment (Manufacturers)
- Oil Well - Logging & Perforating
- Oil Well - Services
- Oil Well - Surveyors
- Oils - Fuel (Wholesale)
- Oils - Lubricating (Wholesale)
- Online Services
- Operative Builders
- Optical Goods (Manufacturers)
- Optical Goods (Wholesale)
- Optical Goods - Retail
- Optometrists
- Orchestras & Bands
- Organ & Tissue Banks
- Organizations
- Organs - Tuning & Repairing
- Oriental Goods
- Ornamental Metal Work (Manufacturers)
- Orthopedic Appliances (Manufacturers)
- Orthopedic Appliances
- Other - Accounting Services
- Other - Activities Related to Real Estate
- Other - Apparel Accessories & Other Apparel (Manufacturer)
- Other - Auto, Mechanical & Electrical - Repair & Maintenance
- Other - Building Equipment Contractors
- Other - Building Material Dealers
- Other - Business Service Centers
- Other - Clothing Stores
- Other - Commercial & Industrial Machinery & Equipment - Rental & Leasing
- Other - Commercial & Service Industry Machinery (Manufacturer)
- Other - Commercial Printing
- Other - Computer Related Services
- Other - Direct Selling Establishments
- Other - Electronic Parts & Equipment Merchant Wholesalers
- Other - Farm Product Raw Material (Wholesale)
- Other - Gasoline Stations
- Other - General Government Support
- Other - Grantmaking & Giving Services
- Other - Individual & Family Services
- Other - Management Consulting Services
- Other - Metal Container (Manufacturers)
- Other - Miscellaneous Durable Goods Merchant Wholesalers
- Other - Miscellaneous Nondurable Goods Merchant Wholesalers
- Other - Nonhazardous Waste Treatment & Disposal
- Other - Performing Arts Companies
- Other - Personal & Household Goods Repair & Maintenance
- Other - Personal Care Services
- Other - Scientific & Technical Consulting Services
- Other - Services Related to Advertising
- Other - Similar Organizations
- Other - Social Advocacy Organizations
- Other - Specialized Design Services
- Other - Technical & Trade Schools
- Other - Telecommunications
- Other - Warehousing & Storage
- Other - Waste Collection
- Outpatient Care Centers
- Oxygen (Wholesale)
- Packaging & Labeling Services
- Packaging Materials (Manufacturers)
- Packaging Materials (Wholesale)
- Packaging Service
- Packing & Crating Service
- Packings - Mechanical (Wholesale)
- Paging & Answering Service
- Paging & Signaling Equipment & Systems - Repair
- Paging
- Pain Control
- Paint & Wallpaper Stores
- Paint (Manufacturers)
- Paint (Wholesale)
- Paint - Retail
- Paintball
- Painters Equipment & Supplies (Wholesale)
- Painters
- Painting Contractors - Commercial & Industrial
- Pallets & Skids (Wholesale)
- Paper - Products (Wholesale)
- Paper - Products - Retail
- Parking Area & Lots Maintenance & Marking
- Parking Stations & Garages
- Parks
- Parole Offices & Probation Offices
- Party - Planning Service
- Party Supplies - Renting
- Party Supplies
- Pathologists
- Patio & Deck Builders
- Patio & Deck Cleaning & Restoration
- Patio Equipment & Supplies
- Patio Porch & Deck Enclosures
- Paving Contractors
- Paving Materials
- Pawnbrokers
- Pay Telephones & Booths Equipment & Service
- Payroll - Preparation Service
- Pennants (Wholesale)
- Pens & Pencils - Sales & Repairing
- Pension & Profit Sharing Plans
- Periodical Publishers
- Personal Care Stores
- Personal Chefs
- Personal Services
- Personal Trainers - Fitness
- Personnel Consultants
- Pest Control Supplies & Equipment (Wholesale)
- Petroleum - Consultants
- Petroleum - Products (Manufacturers)
- Petroleum - Products (Wholesale)
- Petroleum - Refineries
- Pets - Boarding & Sitting
- Pets - Care (Except Veterinary) Services
- Pets - Services
- Pets - Shops
- Pets - Supplies & Foods - Retail
- Pets - Washing & Grooming
- Pharmaceutical - Preparation (Manufacturers)
- Pharmaceutical - Products (Wholesale)
- Pharmaceutical - Research Laboratories
- Pharmacies & Drug Stores
- Photographers - Aerial
- Photographers - Commercial
- Photographers - Digital Imaging
- Photographers - Events
- Photographers - Portrait
- Photographers - Video
- Photographic - Equipment & Supplies - Retail
- Photographs - Albums & Frames
- Photographs - Finishing - Retail
- Photography - Real Estate
- Photography
- Physical Therapists
- Physicians & Surgeons - Equipment & Supplies (Manufacturers)
- Physicians & Surgeons - Equipment & Supplies (Wholesale)
- Physicians & Surgeons - Information Bureau
- Physicians & Surgeons
- Physicians - Mental Health Specialists
- Pianos - Tuning Repairing & Refinishing
- Pianos
- Picture Frames - Dealers
- Pipe (Wholesale)
- Pipe - Fittings (Wholesale)
- Pipe - Inspection
- Pipe - Line Companies
- Pipe - Line Contractors
- Pipeline Transportation of Crude Oil
- Plants - Interior Design & Maintenance
- Plants - Retail
- Plastering Contractors
- Plastering Equipment & Supplies (Wholesale)
- Plastics & Plastic Products (Manufacturers)
- Plastics - Fabricating, Finishings & Decor (Manufacturers)
- Plastics - Molders (Manufacturers)
- Plastics - Products - Finished (Wholesale)
- Plastics - Products - Retail
- Plastics - Raw Materials - Powder Resin (Manufacturers)
- Plating (Manufacturers)
- Plumbing - Contractors
- Plumbing - Drain & Sewer Cleaning
- Plumbing - Fixtures & Supplies (Manufacturers)
- Plumbing - Fixtures & Supplies (Wholesale)
- Plumbing - Fixtures & Supplies - New - Retail
- Plumbing - Heating & Air Conditioning
- Plumbing - Heating & Air-Conditioning Contractors
- Podiatrists
- Pole Line Contractors
- Police - Departments
- Police - Protection
- Political - Organizations
- Polygraph Service
- Popcorn & Popcorn Supplies
- Porcelain - Products - Retail
- Post Cards (Manufacturers)
- Post Offices
- Pottery
- Poultry (Wholesale)
- Poured Concrete Foundation & Structure Contractors
- Powder - Coatings (Manufacturers)
- Power & Telephone Line & Related Construction
- Power Transmission Equipment (Wholesale)
- Pre-Schools
- Pressure Washing Equipment (Wholesale)
- Pretzels (Wholesale)
- Primary - Smelting & Refining - Nonferrous Metals
- Printers - Business Forms
- Printers
- Printing - Supplies (Wholesale)
- Probation Services
- Process Servers
- Professional Employer Organizations
- Promoters - Arts & Sports
- Propane Gas
- Propellers
- Psychiatric & Substance Abuse Hospitals
- Psychic Mediums
- Psychologist Information & Referral Services
- Psychologists
- Psychotherapists
- Public Relations Agencies
- Public Relations Counselors
- Publishers - Book
- Publishers - Computer Software
- Publishers - Directory & Guide
- Publishers - Magazine
- Publishers
- Publishing - Desktop
- Pumps (Wholesale)
- Pumps - Repairing
- Quick Printing
- Quilting - Materials & Supplies
- Quilting
- RV (Recreational Vehicle) Parks & Campgrounds
- Race Tracks
- Radiators - Automotive (Wholesale)
- Radio & Television - Broadcasting - Communications Equipment (Manufacturers
- Radio Communications - Equipment & Systems (Wholesale)
- Radio Paging & Signaling Equipment Systems (Wholesale)
- Radio Station Representatives
- Radio Stations & Broadcasting Companies
- Radio, Television & Other Electronics Stores
- Railroad - Contractors
- Railroads
- Ranches
- Reading Improvement Instruction
- Ready - Mixed Concrete (Manufacturers)
- Real Estate - Appraisers
- Real Estate - Buyers & Brokers
- Real Estate - Consultants
- Real Estate - Credit
- Real Estate - Developers
- Real Estate - Inspection
- Real Estate - Investments
- Real Estate - Loans
- Real Estate - Management
- Real Estate - Rental Service
- Real Estate - Schools
- Real Estate
- Recording Studios
- Records - Phonograph (Manufacturers)
- Records, Tapes & Compact Discs - Retail
- Recreation Centers
- Recreational Vehicles - Equipment & Parts
- Recreational Vehicles - Repairing & Service
- Recreational Vehicles
- Recruiting - US Armed Forces
- Recycling - Centers (Wholesale)
- Recycling - Equipment & Systems
- Referral Services
- Refinery Equipment (Wholesale)
- Refractories
- Refrigerating Equipment (Wholesale)
- Refrigerating Equipment - Commercial - Service
- Refrigerators & Freezers - Service & Repair
- Regulation, Licensing & Inspection - Miscellaneous Commercial
- Rehabilitation Services
- Religious Counseling
- Religious Goods
- Religious Organizations
- Relocation Service
- Remediation Services
- Remodeling & Repairing Buildings Contractors
- Rendering Companies
- Rental Agencies
- Rental Service - Stores & Yards
- Repair Shops & Related Services
- Repossession Services
- Research & Development - Sciences & Humanities
- Research Service
- Residential - Care Homes
- Residential - Designers
- Residential - Property Managers
- Residential - Remodelers
- Resistors (Manufacturers)
- Resorts
- Respirators (Wholesale)
- Rest Homes
- Restaurant Equipment & Supplies (Wholesale)
- Restaurant Equipment - Repairing & Service
- Restaurant Flue Cleaning
- Restaurant Management
- Restaurants - American
- Restaurants - Bakeries
- Restaurants - Barbecue
- Restaurants - Cafe
- Restaurants - Chinese
- Restaurants - Coffee House
- Restaurants - Deli
- Restaurants - Donuts
- Restaurants - English
- Restaurants - Family Fare
- Restaurants - Fast Food
- Restaurants - Food Delivery
- Restaurants - Ice Cream
- Restaurants - Italian
- Restaurants - Japanese
- Restaurants - Juices & Smoothies
- Restaurants - Mexican
- Restaurants - Pizza
- Restaurants - Seafood
- Restaurants - South American
- Restaurants - Steakhouse
- Restaurants - Thai
- Restaurants
- Resume Service
- Retail Bakeries
- Retail Shops
- Retail Stores - Telephones
- Retirement Communities & Homes
- Retirement Planning Services
- Reupholstery & Furniture Repair
- Riding Academies
- Rifle & Pistol Ranges
- Riggers Equipment & Supplies (Wholesale)
- Riggers
- Road Building Contractors
- Road Service - Automotive
- Roof - Decks
- Roofing - Contractors
- Roofing - Equipment & Supplies (Wholesale)
- Roofing - Materials
- Roofing - Service Consultants
- Roofing, Siding & Insulation Material - (Wholesale)
- Rubber & Plastic Stamps
- Rubber - Stamps (Manufacturers)
- Safes & Vaults (Wholesale)
- Safes & Vaults - Opening & Repairing
- Safety Consultants
- Safety Equipment & Clothing (Manufacturers)
- Safety Equipment & Clothing (Wholesale)
- Safety Training
- Salvage & Surplus Merchandise
- Sand & Gravel (Wholesale)
- Sandblasting
- Sandwiches
- Sanitary Services
- Satellite - Communication Services - Common Carrier
- Satellite - Equipment & Systems - Retail
- Scaffolding - Renting
- Scales (Wholesale)
- Scales - Public
- Scales - Repairing
- Scanning Service
- Scenic & Sightseeing Transportation - Water
- Scheduled Passenger Air Transportation
- School Supplies (Wholesale)
- Schools & Educational Services
- Schools - Business & Secretarial
- Schools - Industrial Technical & Trade
- Schools - Mentally Retarded
- Schools - Nursery & Kindergarten Academic
- Schools - Special Academic Education
- Schools - Universities & Colleges Academic
- Scientists - Consulting
- Scrap Metal Products (Manufacturers)
- Scrap Metals & Iron (Wholesale)
- Screen Printing
- Screens - Door & Window
- Sculptors
- Seafood - Retail
- Searchlights (Wholesale)
- Second Hand Stores
- Secretarial & Court Reporting Services
- Securities Brokerage
- Security Control Equipment & Systems (Manufacturers)
- Security Control Equipment & Systems (Wholesale)
- Security Guard & Patrol Service
- Security Guards & Patrol Services
- Security Systems Consultants
- Security Systems
- Seismic Data Brokers
- Senior Citizens - Service Organizations
- Senior Citizens - Service
- Septic Tank & Related Services
- Septic Tanks & Systems - Cleaning & Repairing
- Septic Tanks
- Service Establishments
- Service Stations - Gasoline & Oil
- Services - Landscape Design
- Services - Moving
- Services - Security
- Services - Signs
- Services - Telephone
- Services - Web Design
- Services for the Elderly & Persons with Disabilities
- Services
- Sewer Construction Consultants
- Sewing Contractors
- Sewing Machines - Household
- Sewing Machines - Repairing
- Sharpening Service
- Sheet Metal Fabricators
- Sheet Metal Work (Manufacturers)
- Sheet Metal Work - Contractors
- Shelving (Wholesale)
- Sheriff
- Ship - Builders & Repairers
- Ship - Chandlers (Wholesale)
- Shoe & Boot Repairing
- Shoes - Retail
- Shopping Centers & Malls
- Shutters
- Shuttle Service
- Sidewalk Contractors
- Siding Contractors
- Sightseeing Tours
- Signs & Advertising Specialties (Manufacturers)
- Signs (Manufacturers)
- Signs - Maintenance & Repairing
- Silverware
- Site Preparation Contractors
- Sitting Services
- Skateboard Parks & Rinks
- Skateboards & Equipment
- Skating Rinks
- Slings (Manufacturers)
- Smoke - Abatement Equipment
- Smoke - Shops & Supplies
- Soccer Clubs
- Social Security Counselors & Reps
- Social Services & Welfare Organizations
- Social Workers
- Sod & Sodding Service
- Softball Clubs
- Solar Energy - Equipment (Wholesale)
- Solvents (Wholesale)
- Sound Recording Studios
- Sound Systems & Equipment (Wholesale)
- Souvenirs - Retail
- Spas - Beauty & Day
- Special Freight - Trucking - Local
- Special Freight - Trucking - Long-Distance
- Special Interest Libraries
- Special Trade Contractors
- Speech & Language Pathology Info Service
- Speech Pathologists
- Spices & Extract
- Sporting & Recreational Supplies (Wholesale)
- Sporting Goods (Wholesale)
- Sporting Goods - Retail
- Sports - Instruction
- Sportswear - Retail
- Spraying - Horticultural
- Spraying - Insect Control
- Springs (Manufacturers)
- Sprinklers - Automatic - Fire (Wholesale)
- Sprinklers - Garden & Lawn - Retail
- Stables
- Stadiums Arenas & Athletic Fields
- State Government - Agricultural Programs
- State Government - Conservation Departments
- State Government - Correctional Institutions
- State Government - Courts
- State Government - Education Programs
- State Government - Finance & Taxation
- State Government - Fire Protection
- State Government - Legal Counsel
- State Government - Licensing & Inspection
- State Government - National Security
- State Government - Police
- State Government - Public Health Programs
- State Government - Social & Human Resources
- State Government - Transportation Programs
- State Government - Veterans Affairs Administration
- Stationery (Manufacturers)
- Steamship Agencies
- Steamship Companies
- Steel - Detailers - Structural
- Steel - Distributors & Warehouses
- Steel - Erectors
- Steel - Processing & Fabricating Equipment (Manufacturers)
- Steel - Structural (Manufacturers)
- Stereophonic & High Fidelity Equipment - Dealers
- Stereophonic & High Fidelity Parts (Wholesale)
- Stevedoring Contractors
- Stock & Bond Brokers
- Stone - Natural
- Storage - Household & Commercial
- Storage
- Store Fixtures (Wholesale)
- Structural Steel & Precast Concrete Contractors
- Stucco - Contractors
- Stucco - Distributors
- Sun Rooms - Solariums
- Supermarket - Other Grocery Stores
- Support Activities for Air Transportation
- Support Activities for Animal Production
- Support Activities for Oil & Gas Operations
- Support Activities for Rail Transportation
- Support Groups
- Support Services
- Surgical Appliances
- Surgical Centers
- Surgical Instruments (Manufacturers)
- Surveying & Mapping - Except Geophysical - Services
- Surveying Instruments (Wholesale)
- Surveyors - Cargo
- Surveyors - Land
- Surveyors - Marine
- Sweeping Service - Power
- Swimming Instruction
- Swimming Pools - Construction, Dealers & Designers
- Swimming Pools - Coping, Plastering & Tiling
- Swimming Pools - Equipment & Supplies (Wholesale)
- Swimming Pools - Private
- Swimming Pools - Public
- Swimming Pools - Service
- Swimwear & Accessories - Retail
- Synagogues
- T-Shirts (Manufacturers)
- T-Shirts (Wholesale)
- T-Shirts - Retail
- Tailors
- Tamales (Wholesale)
- Tank Removal
- Tanks & Tank Components (Manufacturers)
- Tanks (Manufacturers)
- Tanks - Fiber, Glass, Plastic (Wholesale)
- Tanks - Metal (Wholesale)
- Tanners (Manufacturers)
- Tanning Salons
- Tattooing
- Tax Consultants
- Tax Preparation Services
- Tax Return Preparation & Filing
- Taxicabs & Transportation Service
- Taxidermists
- Taxidermy Instruction
- Telecommunications Consultants
- Telecommunications Resellers
- Telecommunications Services
- Telemarketing Services
- Telephone & Television Cable Contractors
- Telephone - Answering Services
- Telephone - Companies
- Telephone - Equipment & Supplies
- Telephone - Equipment & Systems (Wholesale)
- Telephone - Equipment & Systems - Service & Repair
- Telephone - Equipment & Systems - Supplies & Parts (Wholesale)
- Television & Radio - Dealers
- Television & Radio - Service & Repair
- Television - Cable
- Television - Stations & Broadcasting
- Television - Systems & Equipment - Closed Circuit (Wholesale)
- Temporary Help Services
- Tennis Court Construction
- Tennis Court Enclosures
- Tennis Courts - Private
- Tennis Courts - Public
- Testing
- Theater Companies & Dinner Theaters
- Theatres - Live
- Theatres - Movie
- Theatrical & Stage Lighting Equipment (Wholesale)
- Thrift Shops
- Ticket Service
- Tile & Grout Cleaning & Restoration
- Tile & Terrazzo Contractors
- Tile - Ceramic - Contractors & Dealers
- Tile - Ceramic - Distributors
- Tires - Dealers - Retail
- Tires - Dealers - Used (Wholesale)
- Tires - Dealers
- Tires - Distributors
- Tires - Retreading & Repairing
- Title Abstract & Settlement Offices
- Title Companies
- Tobacco - Products (Manufacturers)
- Toilets - Portable
- Tool & Die Makers
- Tools - Cutting (Wholesale)
- Tools - Electric (Wholesale)
- Tools - Electric - Repairing & Parts
- Tools - New & Used
- Tools - Used
- Topsoil
- Tortillas (Wholesale)
- Tourist Information
- Tours - Operators & Promoters
- Towing - Marine
- Townhouses
- Toys - Retail
- Tractors - Dealers (Wholesale)
- Tractors - Repairing & Service
- Trade Fairs & Shows
- Trading Posts
- Trailers - Automobile Utility (Wholesale)
- Trailers - Equipment & Parts
- Trailers - Renting & Leasing
- Trailers - Storage
- Training Consultants
- Training Programs & Services
- Trampoline Equipment & Supplies
- Transcribing Service - Tape & Disc
- Translation & Interpretation Services
- Transmissions - Automobile - Parts
- Transmissions - Automobile
- Transportation - Consultants
- Transportation - Equipment & Supplies (Wholesale)
- Transportation - Services
- Transportation
- Trap & Skeet Ranges
- Travel - Agencies & Bureaus
- Tree Service
- Trees
- Trenching & Underground Contractors
- Trenching Machines - Renting
- Trophies - Awards & Medals
- Tropical Fish - Retail
- Trucking - Dump
- Trucking - Exempt Commodity
- Trucking - Heavy Hauling
- Trucking - Liquid & Dry Bulk
- Trucking - Local Cartage
- Trucking - Motor Freight
- Trucking - Transportation Brokers
- Trucking
- Trucks - Accessories (Wholesale)
- Trucks - Canopies, Caps & Shells
- Trucks - Dealers - Used
- Trucks - Dealers
- Trucks - Equipment & Parts (Wholesale)
- Trucks - Industrial (Wholesale)
- Trucks - Industrial - Repairing
- Trucks - Painting & Lettering
- Trucks - Refrigeration Equipment (Wholesale)
- Trucks - Rental & Leasing
- Trucks - Renting & Leasing
- Trucks - Repairing & Service
- Trucks - Stops & Plazas
- Trustees
- Trusts, Estates & Agency Accounts
- Tube - Fittings (Wholesale)
- Turbines (Manufacturers)
- Tutoring
- Tuxedos
- Typesetting (Manufacturers)
- Typewriters
- Uniform Supply Service
- Uniforms
- Upholsterers
- Upholstery Cleaners
- Upholstery Fabrics - Retail
- Used Merchandise Stores
- Utilities - Underground - Cable Locating Service
- Utility Contractors
- Utility Management
- Vacation Rentals
- Vacuum Cleaners - Household - Dealers
- Vacuum Cleaners - Repairing & Parts
- Vacuum Cleaning - Industrial (Wholesale)
- Valet Service
- Valves & Pipe Fittings (Manufacturers)
- Valves (Manufacturers)
- Valves (Wholesale)
- Valves - Repairing
- Variety Stores
- Vending Machines - Operators
- Vending Machines
- Venetian Blinds - Retail
- Ventilating Systems - Cleaning
- Vessels - Pressure (Manufacturers)
- Veterans & Military Organizations
- Veterinarians
- Video Conferencing
- Video Depositions
- Video Equipment - Service & Repair
- Video Games
- Video Production & Taping Service
- Video Tapes & Discs & Cassettes
- Video Tapes & Discs - Duplication Service
- Video Tapes & Discs - Rental
- Video Tapes & Discs - Renting & Leasing
- Vineyards
- Vitamins
- Vocational Rehabilitation Services
- Voice Mail Messaging Service
- Wallpapers & Wallcoverings - Installation
- Wallpapers & Wallcoverings - Retail
- Warehouses - Cold Storage - Equipment & Supply (Wholesale)
- Warehouses - Merchandise & Self Storage
- Warehouses
- Washing Machines, Dryers & Ironers - Coin (Wholesale)
- Washing Machines, Dryers & Ironers - Service & Repair
- Waste - Disposal
- Waste - Industrial & Environmental
- Waste - Removal - Medical
- Watches - Dealers
- Watches - Repairing
- Water & Sewage Companies - Utility
- Water Companies - Bottled & Bulk
- Water Heaters - Repairing
- Water Pressure Cleaning
- Water Softening Equipment Service & Supplies
- Water Supply Systems
- Water Treatment - Equipment Service & Supplies (Manufacturers)
- Water Treatment - Equipment Service & Supplies
- Watercraft - Personal
- Waterproofing Contractors
- Wedding - Chapels
- Wedding - Consultants Planning & Arranging
- Wedding - Photographers
- Wedding - Supplies & Services
- Wedding - Video Taping Services
- Weed Control Service
- Weight Control Services
- Welcoming Service for Newcomers
- Welding & Steel Fabrication
- Welding - Equipment & Supplies (Wholesale)
- Welding - Equipment - Renting
- Welding
- Wellness Programs
- Western Apparel
- Wheel Alignment - Frame & Axle Service - Auto
- Wheel Chairs & Scooters
- Wheels & Wheel Covers
- Wholesale Trade Agents & Brokers
- Wholesale
- Wigs Toupees & Hairpieces
- Wind Surfing Equipment
- Window Cleaning
- Window Coverings - Dealers
- Window Tinting & Coating Materials
- Window Treatment Stores
- Windows - Vinyl
- Windows
- Wines (Wholesale)
- Wines - Retail
- Wire Rope (Manufacturers)
- Wire Rope (Wholesale)
- Wired Telecommunications Carriers
- Womens Apparel - Retail
- Womens Clothing Stores
- Wood - Products (Manufacturers)
- Wood - Products
- Woodworkers
- Workmens Compensation Consultants
- Wrecker Service
- X-Ray - Apparatus & Supplies (Wholesale)
- X-Ray - Laboratories - Industrial
- X-Ray - Laboratories - Medical
- Yachts
- Yoga Instruction
- Youth Organizations & Centers
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