- Agriculture, Forestry & Fishing
- Agricultural Production Crops (8)
- Agriculture production livestock and animal specialties (4)
- Agricultural Services (45)
- Fishing, hunting, and trapping (2)
- Construction & Mining
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- Mining And Quarrying Of Nonmetallic Minerals, Except Fuels (1)
- Building Construction General Contractors And Operative Builders (115)
- Heavy Construction Other Than Building Construction Contractors (13)
- Construction Special Trade Contractors (185)
- Manufacturing
- Food And Kindred Products (15)
- Tobacco Products (1)
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- Lumber And Wood Products, Except Furniture (8)
- Furniture And Fixtures (5)
- Paper And Allied Products (2)
- Printing, Publishing, And Allied Industries (37)
- Chemicals And Allied Products (13)
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- Leather And Leather Products (2)
- Stone, Clay, Glass, And Concrete Products (13)
- Primary Metal Industries (14)
- Fabricated Metal Products, Except Machinery And Transportation Equipment (24)
- Industrial And Commercial Machinery And Computer Equipment (25)
- Electronic And Other Electrical Equipment And Components, Except Computer Equipment (7)
- Transportation Equipment (10)
- Manufacturing (con't)
- Measuring, Analyzing, And Controlling Instruments; Photographic, Medical And Optical Goods; Watches And Clocks (4)
- Miscellaneous Manufacturing Industries (20)
- Transportation & Utilities
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- United States Postal Service (5)
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- Transportation Services (49)
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- Retail & Wholesale Trade
- Wholesale Trade-durable Goods (139)
- Wholesale Trade-non-durable Goods (67)
- Building Materials, Hardware, Garden Supply, And Mobile Home Dealers (34)
- General Merchandise Stores (12)
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- Apparel And Accessory Stores (44)
- Home Furniture, Furnishings, And Equipment Stores (51)
- Eating And Drinking Places (204)
- Miscellaneous Retail (201)
- Finance, Insurance & Real Estate (con't)
- Real Estate (132)
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- Services
- Hotels, Rooming Houses, Camps, And Other Lodging Places (23)
- Personal Services (182)
- Business Services (750)
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- Administration Of Human Resource Programs (4)
- Administration Of Environmental Quality And Housing Programs (6)
- Administration Of Economic Programs (6)
- National Security And International Affairs (7)
- Nonclassifiable Establishments (401)