- Agriculture, Forestry & Fishing
- Agricultural Production Crops (1)
- Agricultural Services (34)
- Construction & Mining
- Building Construction General Contractors And Operative Builders (80)
- Heavy Construction Other Than Building Construction Contractors (9)
- Construction Special Trade Contractors (132)
- Manufacturing
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- Textile Mill Products (3)
- Apparel And Other Finished Products Made From Fabrics And Similar Materials (6)
- Lumber And Wood Products, Except Furniture (1)
- Paper And Allied Products (4)
- Printing, Publishing, And Allied Industries (27)
- Chemicals And Allied Products (14)
- Petroleum Refining And Related Industries (3)
- Rubber And Miscellaneous Plastics Products (6)
- Stone, Clay, Glass, And Concrete Products (6)
- Primary Metal Industries (6)
- Fabricated Metal Products, Except Machinery And Transportation Equipment (12)
- Industrial And Commercial Machinery And Computer Equipment (14)
- Electronic And Other Electrical Equipment And Components, Except Computer Equipment (4)
- Transportation Equipment (4)
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- Miscellaneous Manufacturing Industries (11)
- Transportation & Utilities
- Local And Suburban Transit And Interurban Highway Passenger Transportation (3)
- Motor Freight Transportation And Warehousing (14)
- United States Postal Service (1)
- Pipelines, Except Natural Gas (1)
- Transportation Services (10)
- Communications (31)
- Electric, Gas, And Sanitary Services (18)
- Retail & Wholesale Trade
- Wholesale Trade-durable Goods (110)
- Wholesale Trade-non-durable Goods (42)
- Building Materials, Hardware, Garden Supply, And Mobile Home Dealers (16)
- General Merchandise Stores (3)
- Food Stores (23)
- Automotive Dealers And Gasoline Service Stations (51)
- Apparel And Accessory Stores (16)
- Home Furniture, Furnishings, And Equipment Stores (36)
- Eating And Drinking Places (113)
- Miscellaneous Retail (97)
- Finance, Insurance & Real Estate (con't)
- Real Estate (147)
- Holding And Other Investment Offices (68)
- Services
- Hotels, Rooming Houses, Camps, And Other Lodging Places (7)
- Personal Services (70)
- Business Services (501)
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- Miscellaneous Repair Services (28)
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- Justice, Public Order, And Safety (14)
- Administration Of Environmental Quality And Housing Programs (2)
- Administration Of Economic Programs (3)
- National Security And International Affairs (1)
- Nonclassifiable Establishments (295)