- Agriculture, Forestry & Fishing
- Agricultural Production Crops (9)
- Agriculture production livestock and animal specialties (2)
- Agricultural Services (31)
- Fishing, hunting, and trapping (1)
- Construction & Mining
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- Building Construction General Contractors And Operative Builders (66)
- Heavy Construction Other Than Building Construction Contractors (8)
- Construction Special Trade Contractors (86)
- Manufacturing
- Food And Kindred Products (1)
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- Lumber And Wood Products, Except Furniture (4)
- Printing, Publishing, And Allied Industries (6)
- Chemicals And Allied Products (1)
- Stone, Clay, Glass, And Concrete Products (1)
- Fabricated Metal Products, Except Machinery And Transportation Equipment (1)
- Industrial And Commercial Machinery And Computer Equipment (7)
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- Miscellaneous Manufacturing Industries (5)
- Transportation & Utilities
- Local And Suburban Transit And Interurban Highway Passenger Transportation (3)
- Transportation & Utilities (con't)
- Motor Freight Transportation And Warehousing (10)
- United States Postal Service (1)
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- Transportation Services (4)
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- Retail & Wholesale Trade
- Wholesale Trade-durable Goods (38)
- Wholesale Trade-non-durable Goods (9)
- Building Materials, Hardware, Garden Supply, And Mobile Home Dealers (14)
- Food Stores (22)
- Automotive Dealers And Gasoline Service Stations (37)
- Apparel And Accessory Stores (8)
- Home Furniture, Furnishings, And Equipment Stores (12)
- Eating And Drinking Places (29)
- Miscellaneous Retail (45)
- Finance, Insurance & Real Estate (con't)
- Real Estate (53)
- Holding And Other Investment Offices (13)
- Services
- Hotels, Rooming Houses, Camps, And Other Lodging Places (1)
- Personal Services (27)
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- Engineering, Accounting, Research, Management, And Related Services (55)
- Miscellaneous Services (16)
