- Agriculture, Forestry & Fishing
- Agricultural Production Crops (7)
- Agricultural Services (83)
- Fishing, hunting, and trapping (1)
- Construction & Mining
- Building Construction General Contractors And Operative Builders (132)
- Heavy Construction Other Than Building Construction Contractors (9)
- Construction Special Trade Contractors (225)
- Manufacturing
- Textile Mill Products (1)
- Apparel And Other Finished Products Made From Fabrics And Similar Materials (6)
- Lumber And Wood Products, Except Furniture (10)
- Furniture And Fixtures (1)
- Printing, Publishing, And Allied Industries (16)
- Chemicals And Allied Products (5)
- Rubber And Miscellaneous Plastics Products (1)
- Stone, Clay, Glass, And Concrete Products (6)
- Primary Metal Industries (1)
- Fabricated Metal Products, Except Machinery And Transportation Equipment (6)
- Industrial And Commercial Machinery And Computer Equipment (8)
- Electronic And Other Electrical Equipment And Components, Except Computer Equipment (4)
- Transportation Equipment (2)
- Measuring, Analyzing, And Controlling Instruments; Photographic, Medical And Optical Goods; Watches And Clocks (5)
- Miscellaneous Manufacturing Industries (10)
- Transportation & Utilities
- Local And Suburban Transit And Interurban Highway Passenger Transportation (1)
- Motor Freight Transportation And Warehousing (23)
- United States Postal Service (1)
- Water Transportation (3)
- Transportation Services (25)
- Communications (24)
- Electric, Gas, And Sanitary Services (9)
- Retail & Wholesale Trade
- Wholesale Trade-durable Goods (69)
- Wholesale Trade-non-durable Goods (28)
- Building Materials, Hardware, Garden Supply, And Mobile Home Dealers (27)
- General Merchandise Stores (3)
- Food Stores (20)
- Automotive Dealers And Gasoline Service Stations (29)
- Apparel And Accessory Stores (20)
- Home Furniture, Furnishings, And Equipment Stores (42)
- Eating And Drinking Places (44)
- Miscellaneous Retail (82)
- Finance, Insurance & Real Estate (con't)
- Insurance Agents, Brokers, And Service (35)
- Real Estate (82)
- Holding And Other Investment Offices (31)
- Services
- Hotels, Rooming Houses, Camps, And Other Lodging Places (9)
- Personal Services (87)
- Business Services (437)
- Automotive Repair, Services, And Parking (33)
- Miscellaneous Repair Services (50)
- Motion Pictures (2)
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- Museums, Art Galleries, And Botanical And Zoological Gardens (2)
- Membership Organizations (33)
- Engineering, Accounting, Research, Management, And Related Services (125)
- Miscellaneous Services (43)
