- Agriculture, Forestry & Fishing
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- Agriculture production livestock and animal specialties (5)
- Agricultural Services (34)
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- Construction & Mining
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- Mining And Quarrying Of Nonmetallic Minerals, Except Fuels (4)
- Building Construction General Contractors And Operative Builders (305)
- Heavy Construction Other Than Building Construction Contractors (59)
- Construction Special Trade Contractors (343)
- Manufacturing
- Food And Kindred Products (51)
- Tobacco Products (1)
- Textile Mill Products (4)
- Apparel And Other Finished Products Made From Fabrics And Similar Materials (52)
- Lumber And Wood Products, Except Furniture (14)
- Furniture And Fixtures (22)
- Paper And Allied Products (8)
- Printing, Publishing, And Allied Industries (124)
- Chemicals And Allied Products (28)
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- Rubber And Miscellaneous Plastics Products (19)
- Leather And Leather Products (1)
- Stone, Clay, Glass, And Concrete Products (21)
- Primary Metal Industries (5)
- Fabricated Metal Products, Except Machinery And Transportation Equipment (29)
- Manufacturing (con't)
- Industrial And Commercial Machinery And Computer Equipment (32)
- Electronic And Other Electrical Equipment And Components, Except Computer Equipment (46)
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- Miscellaneous Manufacturing Industries (45)
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- Pipelines, Except Natural Gas (1)
- Transportation Services (148)
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- Electric, Gas, And Sanitary Services (25)
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- Wholesale Trade-durable Goods (914)
- Wholesale Trade-non-durable Goods (554)
- Building Materials, Hardware, Garden Supply, And Mobile Home Dealers (136)
- General Merchandise Stores (80)
- Food Stores (190)
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- Apparel And Accessory Stores (414)
- Home Furniture, Furnishings, And Equipment Stores (278)
- Eating And Drinking Places (397)
- Miscellaneous Retail (716)
- Finance, Insurance & Real Estate (con't)
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- Insurance Agents, Brokers, And Service (174)
- Real Estate (439)
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- Services
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- Administration Of Human Resource Programs (45)
- Administration Of Environmental Quality And Housing Programs (26)
- Administration Of Economic Programs (47)
- National Security And International Affairs (31)
- Nonclassifiable Establishments (687)