- Agriculture, Forestry & Fishing
- Agricultural Production Crops (20)
- Agriculture production livestock and animal specialties (6)
- Agricultural Services (173)
- Forestry (1)
- Construction & Mining
- Metal Mining (1)
- Oil And Gas Extraction (1)
- Building Construction General Contractors And Operative Builders (512)
- Heavy Construction Other Than Building Construction Contractors (51)
- Construction Special Trade Contractors (582)
- Manufacturing
- Food And Kindred Products (9)
- Textile Mill Products (3)
- Apparel And Other Finished Products Made From Fabrics And Similar Materials (9)
- Lumber And Wood Products, Except Furniture (40)
- Furniture And Fixtures (21)
- Paper And Allied Products (5)
- Printing, Publishing, And Allied Industries (58)
- Chemicals And Allied Products (16)
- Petroleum Refining And Related Industries (1)
- Rubber And Miscellaneous Plastics Products (9)
- Leather And Leather Products (2)
- Stone, Clay, Glass, And Concrete Products (23)
- Primary Metal Industries (6)
- Fabricated Metal Products, Except Machinery And Transportation Equipment (21)
- Industrial And Commercial Machinery And Computer Equipment (42)
- Electronic And Other Electrical Equipment And Components, Except Computer Equipment (26)
- Transportation Equipment (12)
- Manufacturing (con't)
- Measuring, Analyzing, And Controlling Instruments; Photographic, Medical And Optical Goods; Watches And Clocks (13)
- Miscellaneous Manufacturing Industries (42)
- Transportation & Utilities
- Railroad Transportation (1)
- Local And Suburban Transit And Interurban Highway Passenger Transportation (24)
- Motor Freight Transportation And Warehousing (104)
- United States Postal Service (1)
- Water Transportation (15)
- Pipelines, Except Natural Gas (1)
- Transportation Services (61)
- Communications (86)
- Electric, Gas, And Sanitary Services (17)
- Retail & Wholesale Trade
- Wholesale Trade-durable Goods (268)
- Wholesale Trade-non-durable Goods (114)
- Building Materials, Hardware, Garden Supply, And Mobile Home Dealers (90)
- General Merchandise Stores (27)
- Food Stores (118)
- Automotive Dealers And Gasoline Service Stations (152)
- Apparel And Accessory Stores (137)
- Home Furniture, Furnishings, And Equipment Stores (137)
- Eating And Drinking Places (266)
- Miscellaneous Retail (386)
- Finance, Insurance & Real Estate (con't)
- Real Estate (381)
- Holding And Other Investment Offices (188)
- Services
- Hotels, Rooming Houses, Camps, And Other Lodging Places (34)
- Personal Services (263)
- Business Services (2337)
- Automotive Repair, Services, And Parking (167)
- Miscellaneous Repair Services (164)
- Motion Pictures (22)
- Amusement And Recreation Services (125)
- Health Services (167)
- Legal Services (51)
- Educational Services (69)
- Social Services (69)
- Museums, Art Galleries, And Botanical And Zoological Gardens (9)
- Membership Organizations (176)
- Engineering, Accounting, Research, Management, And Related Services (423)
- Miscellaneous Services (129)
- Public Administration
- Executive, Legislative, And General Government, Except Finance (8)
- Justice, Public Order, And Safety (4)
- Administration Of Human Resource Programs (1)
- Administration Of Environmental Quality And Housing Programs (1)
- Administration Of Economic Programs (2)
- National Security And International Affairs (1)
- Nonclassifiable Establishments (1047)
