- Agriculture, Forestry & Fishing
- Agricultural Production Crops (61)
- Agriculture production livestock and animal specialties (23)
- Agricultural Services (92)
- Construction & Mining
- Mining And Quarrying Of Nonmetallic Minerals, Except Fuels (2)
- Building Construction General Contractors And Operative Builders (117)
- Heavy Construction Other Than Building Construction Contractors (21)
- Construction Special Trade Contractors (138)
- Manufacturing
- Food And Kindred Products (8)
- Apparel And Other Finished Products Made From Fabrics And Similar Materials (2)
- Lumber And Wood Products, Except Furniture (21)
- Furniture And Fixtures (2)
- Paper And Allied Products (1)
- Printing, Publishing, And Allied Industries (9)
- Chemicals And Allied Products (2)
- Petroleum Refining And Related Industries (1)
- Rubber And Miscellaneous Plastics Products (1)
- Stone, Clay, Glass, And Concrete Products (5)
- Primary Metal Industries (2)
- Fabricated Metal Products, Except Machinery And Transportation Equipment (5)
- Industrial And Commercial Machinery And Computer Equipment (14)
- Electronic And Other Electrical Equipment And Components, Except Computer Equipment (7)
- Transportation Equipment (3)
- Measuring, Analyzing, And Controlling Instruments; Photographic, Medical And Optical Goods; Watches And Clocks (1)
- Miscellaneous Manufacturing Industries (4)
- Transportation & Utilities
- Local And Suburban Transit And Interurban Highway Passenger Transportation (11)
- Motor Freight Transportation And Warehousing (37)
- United States Postal Service (2)
- Transportation Services (10)
- Communications (24)
- Electric, Gas, And Sanitary Services (12)
- Retail & Wholesale Trade
- Wholesale Trade-durable Goods (55)
- Wholesale Trade-non-durable Goods (29)
- Building Materials, Hardware, Garden Supply, And Mobile Home Dealers (30)
- General Merchandise Stores (14)
- Food Stores (37)
- Automotive Dealers And Gasoline Service Stations (38)
- Apparel And Accessory Stores (12)
- Home Furniture, Furnishings, And Equipment Stores (40)
- Eating And Drinking Places (81)
- Miscellaneous Retail (121)
- Services (con't)
- Personal Services (89)
- Business Services (542)
- Automotive Repair, Services, And Parking (66)
- Miscellaneous Repair Services (34)
- Motion Pictures (7)
- Amusement And Recreation Services (39)
- Health Services (110)
- Legal Services (31)
- Educational Services (26)
- Social Services (46)
- Museums, Art Galleries, And Botanical And Zoological Gardens (2)
- Membership Organizations (97)
- Engineering, Accounting, Research, Management, And Related Services (84)
- Miscellaneous Services (37)
- Public Administration
- Executive, Legislative, And General Government, Except Finance (13)
- Justice, Public Order, And Safety (15)
- Public Finance, Taxation, And Monetary Policy (2)
- Administration Of Human Resource Programs (8)
- Administration Of Environmental Quality And Housing Programs (8)
- Administration Of Economic Programs (8)
- National Security And International Affairs (2)
- Nonclassifiable Establishments (203)
