- 4213 - Trucking, Except Local (18 Companies)
- 4214 - Local Trucking With Storage (13 Companies)
- 4215 - Courier Services, Except By Air (17 Companies)
- 4225 - General Warehousing And Storage (28 Companies)
- 4226 - Special Warehousing And Storage (28 Companies)
- 4311 - U S Postal Service (42 Companies)
- 4481 - Deep Sea Passenger Transportation, Except Ferry (5 Companies)
- 4489 - Water Passenger Transportation (2 Companies)
- 4493 - Marinas (4 Companies)
- 4499 - Water Transportation Services (2 Companies)
- 4513 - Air Courier Services (1 Company)
- 4581 - Airports, Flying Fields & Services (2 Companies)
- 4724 - Travel Agencies (31 Companies)
- 4725 - Tour Operators (6 Companies)
- 4729 - Passenger Transportation Services (1 Company)
- 4731 - Freight Transportation Arrangement (33 Companies)
- 4783 - Packing And Crating Services (3 Companies)
- 4812 - Radiotelephone Communications (43 Companies)
- 4813 - Telephone Communication Except Radio (50 Companies)
- 4822 - Telegraph And Other Message Communications (2 Companies)
- 4832 - Radio Broadcasting Stations (5 Companies)
- 4833 - Television Broadcasting Stations (1 Company)
- 4841 - Cable And Other Pay Television Services (11 Companies)
- 4899 - Communication Services, Nec (1 Company)
- 4911 - Electric Services (3 Companies)
- 4925 - Gas Production And/Or Distribution (1 Company)
- 4941 - Water Supply Systems (2 Companies)
- 4953 - Refuse Systems (14 Companies)
- 4959 - Sanitary Services (2 Companies)
- 4971 - Irrigation Systems (5 Companies)
- 5013 - Motor Vehicle Supplies And New Parts (9 Companies)
- 5014 - Tires And Tubes (1 Company)
- 5015 - Motor Vehicle Parts, Used (2 Companies)
- 5021 - Furniture (6 Companies)
- 5023 - Homefurnishings (7 Companies)
- 5031 - Lumber, Plywood, Millwork & Wood Panels (18 Companies)
- 5032 - Brick, Stone And Related Material (24 Companies)
- 5039 - Construction Materials (1 Company)
- 5044 - Office Equipment (2 Companies)
- 5045 - Computers, Peripherals And Software (2 Companies)
- 5046 - Commercial Equipment (3 Companies)
- 5047 - Medical And Hospital Equipment (4 Companies)
- 5049 - Professional Equipment, Nec (15 Companies)
- 5051 - Metal Service Centers And Offices (4 Companies)
- 5063 - Electrical Apparatus And Equipment (16 Companies)
- 5064 - Electrical Appliances, Television And Radio (1 Company)
- 5065 - Electronic Parts And Equipment, Nec (2 Companies)
- 5072 - Hardware (2 Companies)
- 5074 - Plumbing And Hydronic Heating Supplies (5 Companies)
- 5075 - Warm Air Heating And Air Conditioning (2 Companies)
