- Agriculture, Forestry & Fishing
- Agricultural Production Crops (51)
- Agriculture production livestock and animal specialties (12)
- Agricultural Services (99)
- Forestry (6)
- Fishing, hunting, and trapping (2)
- Construction & Mining
- Oil And Gas Extraction (1)
- Mining And Quarrying Of Nonmetallic Minerals, Except Fuels (1)
- Building Construction General Contractors And Operative Builders (200)
- Heavy Construction Other Than Building Construction Contractors (19)
- Construction Special Trade Contractors (296)
- Manufacturing
- Food And Kindred Products (22)
- Textile Mill Products (3)
- Apparel And Other Finished Products Made From Fabrics And Similar Materials (12)
- Lumber And Wood Products, Except Furniture (12)
- Furniture And Fixtures (3)
- Paper And Allied Products (1)
- Printing, Publishing, And Allied Industries (24)
- Chemicals And Allied Products (11)
- Petroleum Refining And Related Industries (1)
- Rubber And Miscellaneous Plastics Products (4)
- Stone, Clay, Glass, And Concrete Products (5)
- Primary Metal Industries (1)
- Fabricated Metal Products, Except Machinery And Transportation Equipment (7)
- Industrial And Commercial Machinery And Computer Equipment (20)
- Electronic And Other Electrical Equipment And Components, Except Computer Equipment (18)
- Transportation Equipment (8)
- Manufacturing (con't)
- Measuring, Analyzing, And Controlling Instruments; Photographic, Medical And Optical Goods; Watches And Clocks (6)
- Miscellaneous Manufacturing Industries (35)
- Transportation & Utilities
- Local And Suburban Transit And Interurban Highway Passenger Transportation (18)
- Motor Freight Transportation And Warehousing (74)
- United States Postal Service (3)
- Water Transportation (3)
- Transportation By Air (3)
- Transportation Services (34)
- Communications (54)
- Electric, Gas, And Sanitary Services (17)
- Retail & Wholesale Trade
- Wholesale Trade-durable Goods (192)
- Wholesale Trade-non-durable Goods (85)
- Building Materials, Hardware, Garden Supply, And Mobile Home Dealers (44)
- General Merchandise Stores (26)
- Food Stores (107)
- Automotive Dealers And Gasoline Service Stations (85)
- Apparel And Accessory Stores (90)
- Home Furniture, Furnishings, And Equipment Stores (90)
- Eating And Drinking Places (204)
- Miscellaneous Retail (287)
- Finance, Insurance & Real Estate (con't)
- Holding And Other Investment Offices (58)
- Services
- Hotels, Rooming Houses, Camps, And Other Lodging Places (21)
- Personal Services (270)
- Business Services (867)
- Automotive Repair, Services, And Parking (104)
- Miscellaneous Repair Services (125)
- Motion Pictures (17)
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- Health Services (413)
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- Social Services (185)
- Museums, Art Galleries, And Botanical And Zoological Gardens (12)
- Membership Organizations (218)
- Engineering, Accounting, Research, Management, And Related Services (233)
- Miscellaneous Services (54)
- Public Administration
- Executive, Legislative, And General Government, Except Finance (24)
- Justice, Public Order, And Safety (32)
- Public Finance, Taxation, And Monetary Policy (3)
- Administration Of Human Resource Programs (11)
- Administration Of Environmental Quality And Housing Programs (17)
- Administration Of Economic Programs (14)
- National Security And International Affairs (6)
- Nonclassifiable Establishments (485)
