- Agriculture, Forestry & Fishing
- Agricultural Production Crops (13)
- Agriculture production livestock and animal specialties (2)
- Agricultural Services (24)
- Forestry (3)
- Fishing, hunting, and trapping (1)
- Construction & Mining
- Mining And Quarrying Of Nonmetallic Minerals, Except Fuels (1)
- Building Construction General Contractors And Operative Builders (57)
- Heavy Construction Other Than Building Construction Contractors (3)
- Construction Special Trade Contractors (64)
- Manufacturing
- Apparel And Other Finished Products Made From Fabrics And Similar Materials (2)
- Lumber And Wood Products, Except Furniture (5)
- Furniture And Fixtures (1)
- Printing, Publishing, And Allied Industries (5)
- Chemicals And Allied Products (2)
- Rubber And Miscellaneous Plastics Products (1)
- Stone, Clay, Glass, And Concrete Products (2)
- Fabricated Metal Products, Except Machinery And Transportation Equipment (2)
- Industrial And Commercial Machinery And Computer Equipment (5)
- Electronic And Other Electrical Equipment And Components, Except Computer Equipment (2)
- Transportation Equipment (2)
- Measuring, Analyzing, And Controlling Instruments; Photographic, Medical And Optical Goods; Watches And Clocks (1)
- Miscellaneous Manufacturing Industries (3)
- Transportation & Utilities
- Local And Suburban Transit And Interurban Highway Passenger Transportation (5)
- Motor Freight Transportation And Warehousing (18)
- United States Postal Service (1)
- Transportation Services (7)
- Communications (2)
- Electric, Gas, And Sanitary Services (2)
- Retail & Wholesale Trade
- Wholesale Trade-durable Goods (25)
- Wholesale Trade-non-durable Goods (15)
- Building Materials, Hardware, Garden Supply, And Mobile Home Dealers (14)
- Food Stores (12)
- Automotive Dealers And Gasoline Service Stations (12)
- Apparel And Accessory Stores (5)
- Home Furniture, Furnishings, And Equipment Stores (11)
- Eating And Drinking Places (23)
- Miscellaneous Retail (36)
- Services
- Hotels, Rooming Houses, Camps, And Other Lodging Places (5)
- Personal Services (31)
- Business Services (231)
- Automotive Repair, Services, And Parking (22)
- Miscellaneous Repair Services (15)
- Motion Pictures (3)
- Amusement And Recreation Services (24)
- Health Services (37)
- Legal Services (13)
- Educational Services (10)
- Social Services (11)
- Museums, Art Galleries, And Botanical And Zoological Gardens (3)
- Membership Organizations (22)
- Engineering, Accounting, Research, Management, And Related Services (41)
- Miscellaneous Services (13)
- Public Administration
- Executive, Legislative, And General Government, Except Finance (3)
- Justice, Public Order, And Safety (3)
- Public Finance, Taxation, And Monetary Policy (2)
- Administration Of Human Resource Programs (2)
- Administration Of Environmental Quality And Housing Programs (7)
- National Security And International Affairs (3)
- Nonclassifiable Establishments (80)
