- 4214 - Local Trucking With Storage (11 Companies)
- 4215 - Courier Services, Except By Air (7 Companies)
- 4225 - General Warehousing And Storage (21 Companies)
- 4226 - Special Warehousing And Storage (23 Companies)
- 4311 - U S Postal Service (45 Companies)
- 4481 - Deep Sea Passenger Transportation, Except Ferry (2 Companies)
- 4493 - Marinas (3 Companies)
- 4522 - Air Transportation, Nonscheduled (2 Companies)
- 4581 - Airports, Flying Fields & Services (6 Companies)
- 4724 - Travel Agencies (13 Companies)
- 4731 - Freight Transportation Arrangement (24 Companies)
- 4785 - Inspection And Weighing Facilities And Services (1 Company)
- 4812 - Radiotelephone Communications (19 Companies)
- 4813 - Telephone Communication Except Radio (21 Companies)
- 4822 - Telegraph And Other Message Communications (1 Company)
- 4841 - Cable And Other Pay Television Services (10 Companies)
- 4899 - Communication Services, Nec (1 Company)
- 4911 - Electric Services (8 Companies)
- 4925 - Gas Production And/Or Distribution (4 Companies)
- 4939 - Combination Utilities (1 Company)
- 4941 - Water Supply Systems (6 Companies)
- 4952 - Sewerage Systems (2 Companies)
- 4953 - Refuse Systems (10 Companies)
- 4959 - Sanitary Services (3 Companies)
- 4971 - Irrigation Systems (2 Companies)
- 5012 - Automobiles And Other Motor Vehicles (3 Companies)
- 5013 - Motor Vehicle Supplies And New Parts (5 Companies)
- 5014 - Tires And Tubes (1 Company)
- 5021 - Furniture (2 Companies)
- 5023 - Homefurnishings (6 Companies)
- 5031 - Lumber, Plywood, Millwork & Wood Panels (11 Companies)
- 5032 - Brick, Stone And Related Material (14 Companies)
- 5033 - Roofing, Siding And Insulation (4 Companies)
- 5039 - Construction Materials (4 Companies)
- 5044 - Office Equipment (5 Companies)
- 5045 - Computers, Peripherals And Software (2 Companies)
- 5046 - Commercial Equipment (1 Company)
- 5047 - Medical And Hospital Equipment (4 Companies)
- 5049 - Professional Equipment, Nec (7 Companies)
- 5051 - Metal Service Centers And Offices (4 Companies)
- 5063 - Electrical Apparatus And Equipment (7 Companies)
- 5065 - Electronic Parts And Equipment, Nec (1 Company)
- 5072 - Hardware (5 Companies)
- 5074 - Plumbing And Hydronic Heating Supplies (2 Companies)
- 5075 - Warm Air Heating And Air Conditioning (2 Companies)
- 5078 - Refrigeration Equipment & Supplies (1 Company)
- 5082 - Construction And Mining Machinery (6 Companies)
- 5083 - Farm And Garden Machinery (2 Companies)
- 5084 - Industrial Machinery And Equipment (28 Companies)
- 5085 - Industrial Supplies (18 Companies)
