- 3069 - Fabricated Rubber Products (30 Companies)
- 3083 - Laminated Plastic Plate, Sheet & Shapes (5 Companies)
- 3089 - Plastics Products (50 Companies)
- 3211 - Flat Glass (4 Companies)
- 3229 - Pressed & Blown Glass, Nec (2 Companies)
- 3253 - Ceramic Wall Update Master_sic Tile (1 Company)
- 3255 - Clay Refractories (1 Company)
- 3272 - Concrete Products (1 Company)
- 3273 - Ready Mixed Concrete (2 Companies)
- 3292 - Asbestos Products (3 Companies)
- 3312 - Blast Furnaces And Steel Mills (1 Company)
- 3315 - Steel Wiredrawing, Nails & Spikes (3 Companies)
- 3369 - Nonferrous Foundries (2 Companies)
- 3398 - Metal Heat Treating (3 Companies)
- 3421 - Cutlery (2 Companies)
- 3423 - Hand & Edge Tools (8 Companies)
- 3429 - Hardware, Nec (4 Companies)
- 3432 - Plumbing Fixture Fittings & Trim (5 Companies)
- 3433 - Heating Equipment, Except Electric (3 Companies)
- 3441 - Fabricated Structural Metal (5 Companies)
- 3443 - Fabricated Plate Work (Boiler Shops) (5 Companies)
- 3444 - Sheet Metalwork (10 Companies)
- 3446 - Architectural Metalwork (1 Company)
- 3448 - Prefabricated Metal Buildings & Components (1 Company)
- 3469 - Metal Stampings (12 Companies)
- 3471 - Plating And Polishing (13 Companies)
- 3479 - Metal Coating & Allied Services (16 Companies)
- 3491 - Industrial Valves (1 Company)
- 3498 - Fabricated Pipe & Fittings (1 Company)
- 3499 - Fabricated Metal Products (2 Companies)
- 3519 - Internal Combustion Engines (4 Companies)
- 3523 - Farm Machinery And Equipment (1 Company)
- 3541 - Machine Tools, Metal Cutting Type (1 Company)
- 3543 - Industrial Patterns (3 Companies)
- 3544 - Special Dies, Tools, Jigs, And Fixtures (17 Companies)
- 3545 - Machine Tool Accessories (8 Companies)
- 3553 - Woodworking Machinery (3 Companies)
- 3556 - Food Products Machinery (1 Company)
- 3559 - Special Industry Machinery (3 Companies)
- 3561 - Pumps And Pumping Equipment (1 Company)
- 3578 - Calculating And Accounting Equipment (5 Companies)
- 3582 - Commercial Laundry, Drycleaning, And Pressing Equi (3 Companies)
- 3585 - Refrigeration And Heating Equipment (1 Company)
- 3589 - Service Industry Machinery (4 Companies)
- 3592 - Carburetors, Pistons, Rings And Valves (2 Companies)
- 3594 - Fluid Power Pumps And Motors (1 Company)
- 3599 - Industrial Machinery (5 Companies)
- 3621 - Motors And Generators (1 Company)
- 3624 - Carbon And Graphite Products (1 Company)
- 3634 - Electric Housewares And Fans (1 Company)
- 3635 - Household Vacuum Cleaners (2 Companies)
- 3639 - Household Appliances (1 Company)
- 3644 - Noncurrent Carrying Wiring Devices (2 Companies)
- 3645 - Residential Lighting Fixtures (1 Company)
- 3648 - Lighting Equipment (6 Companies)
- 3661 - Telephone And Telegraph Apparatus (2 Companies)
- 3663 - Radio And Tv Communications Equipment (10 Companies)
- 3691 - Storage Batteries (2 Companies)
- 3699 - Electrical Equipment And Supplies (16 Companies)
- 3711 - Motor Vehicles And Car Bodies (2 Companies)
- 3714 - Motor Vehicle Parts And Accessories (28 Companies)
- 3721 - Aircraft (1 Company)
- 3761 - Guided Missiles And Space Vehicles (1 Company)
- 3792 - Travel Trailers And Campers (9 Companies)
- 3799 - Transportation Equipment (3 Companies)
- 3829 - Measuring And Controlling Devices, Nec (1 Company)
- 3842 - Orthopedic , Prosthetic And Surgical Appliances An (14 Companies)
- 3851 - Ophthalmic Goods (2 Companies)
- 3873 - Watches, Clocks, Watchcases And Parts (1 Company)
- 3911 - Jewelry, Precious Metal (2 Companies)
- 3931 - Musical Instruments (3 Companies)
- 3944 - Games, Toys And Childrens Vehicles (1 Company)
- 3949 - Sporting And Athletic Goods (15 Companies)
- 3993 - Signs And Advertising Specialties (33 Companies)
- 3999 - Manufacturing Industries (25 Companies)
- 4011 - Railroads, Line Haul Operating (5 Companies)
- 4111 - Local & Suburban Transit (13 Companies)
- 4119 - Local Passenger Transportation (53 Companies)
- 4121 - Taxicabs (24 Companies)
- 4131 - Intercity & Rural Bus Transportation (4 Companies)
- 4141 - Local Bus Charter Service (8 Companies)
- 4142 - Bus Charter Service, Except Local (8 Companies)
- 4151 - School Buses (1 Company)
- 4173 - Bus Terminal & Service Facilities (4 Companies)
- 4212 - Local Trucking, Without Storage (130 Companies)
- 4213 - Trucking, Except Local (101 Companies)
- 4214 - Local Trucking With Storage (14 Companies)
- 4215 - Courier Services, Except By Air (25 Companies)
- 4222 - Refrigerated Warehousing And Storage (4 Companies)
- 4225 - General Warehousing And Storage (82 Companies)
- 4226 - Special Warehousing And Storage (57 Companies)
- 4231 - Trucking Terminals Facilities (1 Company)
- 4311 - U S Postal Service (167 Companies)
- 4449 - Water Transportation Of Freight (1 Company)
- 4481 - Deep Sea Passenger Transportation, Except Ferry (3 Companies)
- 4491 - Marine Cargo Handling (1 Company)
- 4493 - Marinas (6 Companies)
- 4499 - Water Transportation Services (3 Companies)
- 4512 - Air Transportation, Scheduled (1 Company)
- 4513 - Air Courier Services (1 Company)
