- 3691 - Storage Batteries (1 Company)
- 3699 - Electrical Equipment And Supplies (17 Companies)
- 3711 - Motor Vehicles And Car Bodies (2 Companies)
- 3714 - Motor Vehicle Parts And Accessories (14 Companies)
- 3721 - Aircraft (2 Companies)
- 3799 - Transportation Equipment (1 Company)
- 3822 - Environmental Controls (1 Company)
- 3824 - Fluid Meters And Counting Devices (1 Company)
- 3825 - Instruments To Measure Electricity (1 Company)
- 3842 - Orthopedic , Prosthetic And Surgical Appliances An (11 Companies)
- 3851 - Ophthalmic Goods (9 Companies)
- 3911 - Jewelry, Precious Metal (4 Companies)
- 3914 - Silverware And Plated Ware (1 Company)
- 3949 - Sporting And Athletic Goods (14 Companies)
- 3993 - Signs And Advertising Specialties (22 Companies)
- 3999 - Manufacturing Industries (13 Companies)
- 4011 - Railroads, Line Haul Operating (4 Companies)
- 4111 - Local & Suburban Transit (11 Companies)
- 4119 - Local Passenger Transportation (36 Companies)
- 4121 - Taxicabs (6 Companies)
- 4131 - Intercity & Rural Bus Transportation (6 Companies)
- 4141 - Local Bus Charter Service (12 Companies)
- 4142 - Bus Charter Service, Except Local (12 Companies)
- 4212 - Local Trucking, Without Storage (161 Companies)
- 4213 - Trucking, Except Local (94 Companies)
- 4214 - Local Trucking With Storage (36 Companies)
- 4215 - Courier Services, Except By Air (41 Companies)
- 4222 - Refrigerated Warehousing And Storage (1 Company)
- 4225 - General Warehousing And Storage (137 Companies)
- 4226 - Special Warehousing And Storage (84 Companies)
- 4311 - U S Postal Service (174 Companies)
- 4449 - Water Transportation Of Freight (1 Company)
- 4481 - Deep Sea Passenger Transportation, Except Ferry (8 Companies)
- 4493 - Marinas (5 Companies)
- 4499 - Water Transportation Services (1 Company)
- 4512 - Air Transportation, Scheduled (1 Company)
- 4513 - Air Courier Services (5 Companies)
- 4522 - Air Transportation, Nonscheduled (4 Companies)
- 4612 - Crude Petroleum Pipelines (1 Company)
- 4724 - Travel Agencies (42 Companies)
- 4725 - Tour Operators (10 Companies)
- 4729 - Passenger Transportation Services (8 Companies)
- 4731 - Freight Transportation Arrangement (116 Companies)
- 4789 - Transportation Services (4 Companies)
- 4812 - Radiotelephone Communications (117 Companies)
- 4813 - Telephone Communication Except Radio (139 Companies)
- 4822 - Telegraph And Other Message Communications (4 Companies)
- 4832 - Radio Broadcasting Stations (35 Companies)
- 4833 - Television Broadcasting Stations (9 Companies)
- 4841 - Cable And Other Pay Television Services (28 Companies)
