- Agriculture, Forestry & Fishing
- Agricultural Production Crops (79)
- Agriculture production livestock and animal specialties (65)
- Agricultural Services (85)
- Forestry (37)
- Fishing, hunting, and trapping (2)
- Construction & Mining
- Oil And Gas Extraction (4)
- Mining And Quarrying Of Nonmetallic Minerals, Except Fuels (6)
- Building Construction General Contractors And Operative Builders (241)
- Heavy Construction Other Than Building Construction Contractors (35)
- Construction Special Trade Contractors (266)
- Manufacturing
- Food And Kindred Products (12)
- Textile Mill Products (2)
- Apparel And Other Finished Products Made From Fabrics And Similar Materials (11)
- Lumber And Wood Products, Except Furniture (58)
- Furniture And Fixtures (3)
- Printing, Publishing, And Allied Industries (25)
- Chemicals And Allied Products (6)
- Petroleum Refining And Related Industries (2)
- Rubber And Miscellaneous Plastics Products (3)
- Leather And Leather Products (2)
- Stone, Clay, Glass, And Concrete Products (4)
- Fabricated Metal Products, Except Machinery And Transportation Equipment (13)
- Industrial And Commercial Machinery And Computer Equipment (15)
- Electronic And Other Electrical Equipment And Components, Except Computer Equipment (4)
- Transportation Equipment (19)
- Manufacturing (con't)
- Measuring, Analyzing, And Controlling Instruments; Photographic, Medical And Optical Goods; Watches And Clocks (6)
- Miscellaneous Manufacturing Industries (22)
- Transportation & Utilities
- Railroad Transportation (5)
- Local And Suburban Transit And Interurban Highway Passenger Transportation (8)
- Motor Freight Transportation And Warehousing (111)
- United States Postal Service (2)
- Water Transportation (6)
- Transportation By Air (5)
- Transportation Services (23)
- Communications (44)
- Electric, Gas, And Sanitary Services (25)
- Retail & Wholesale Trade
- Wholesale Trade-durable Goods (137)
- Wholesale Trade-non-durable Goods (62)
- Building Materials, Hardware, Garden Supply, And Mobile Home Dealers (75)
- General Merchandise Stores (12)
- Food Stores (70)
- Automotive Dealers And Gasoline Service Stations (94)
- Apparel And Accessory Stores (32)
- Home Furniture, Furnishings, And Equipment Stores (91)
- Eating And Drinking Places (155)
- Miscellaneous Retail (248)
- Finance, Insurance & Real Estate (con't)
- Insurance Agents, Brokers, And Service (47)
- Real Estate (184)
- Holding And Other Investment Offices (69)
- Services
- Hotels, Rooming Houses, Camps, And Other Lodging Places (34)
- Personal Services (165)
- Business Services (887)
- Automotive Repair, Services, And Parking (112)
- Miscellaneous Repair Services (80)
- Motion Pictures (20)
- Amusement And Recreation Services (75)
- Health Services (284)
- Legal Services (57)
- Educational Services (42)
- Social Services (111)
- Museums, Art Galleries, And Botanical And Zoological Gardens (7)
- Membership Organizations (129)
- Engineering, Accounting, Research, Management, And Related Services (169)
- Miscellaneous Services (46)
- Public Administration
- Executive, Legislative, And General Government, Except Finance (21)
- Justice, Public Order, And Safety (13)
- Administration Of Human Resource Programs (11)
- Administration Of Environmental Quality And Housing Programs (12)
- Administration Of Economic Programs (11)
- National Security And International Affairs (3)
- Nonclassifiable Establishments (409)
