- Agriculture, Forestry & Fishing
- Agricultural Production Crops (9)
- Agriculture production livestock and animal specialties (6)
- Agricultural Services (19)
- Forestry (4)
- Fishing, hunting, and trapping (1)
- Construction & Mining
- Coal Mining (3)
- Building Construction General Contractors And Operative Builders (21)
- Heavy Construction Other Than Building Construction Contractors (4)
- Construction Special Trade Contractors (33)
- Manufacturing
- Food And Kindred Products (3)
- Textile Mill Products (1)
- Apparel And Other Finished Products Made From Fabrics And Similar Materials (1)
- Lumber And Wood Products, Except Furniture (9)
- Printing, Publishing, And Allied Industries (7)
- Chemicals And Allied Products (1)
- Rubber And Miscellaneous Plastics Products (2)
- Fabricated Metal Products, Except Machinery And Transportation Equipment (4)
- Industrial And Commercial Machinery And Computer Equipment (4)
- Electronic And Other Electrical Equipment And Components, Except Computer Equipment (3)
- Transportation Equipment (1)
- Measuring, Analyzing, And Controlling Instruments; Photographic, Medical And Optical Goods; Watches And Clocks (3)
- Miscellaneous Manufacturing Industries (3)
- Transportation & Utilities
- Local And Suburban Transit And Interurban Highway Passenger Transportation (7)
- Transportation & Utilities (con't)
- Motor Freight Transportation And Warehousing (13)
- United States Postal Service (1)
- Transportation By Air (2)
- Transportation Services (9)
- Communications (5)
- Electric, Gas, And Sanitary Services (9)
- Retail & Wholesale Trade
- Wholesale Trade-durable Goods (37)
- Wholesale Trade-non-durable Goods (18)
- Building Materials, Hardware, Garden Supply, And Mobile Home Dealers (9)
- General Merchandise Stores (8)
- Food Stores (14)
- Automotive Dealers And Gasoline Service Stations (25)
- Apparel And Accessory Stores (7)
- Home Furniture, Furnishings, And Equipment Stores (15)
- Eating And Drinking Places (38)
- Miscellaneous Retail (49)
- Services (con't)
- Personal Services (36)
- Business Services (133)
- Automotive Repair, Services, And Parking (26)
- Miscellaneous Repair Services (17)
- Motion Pictures (2)
- Amusement And Recreation Services (17)
- Health Services (64)
- Legal Services (25)
- Educational Services (17)
- Social Services (28)
- Museums, Art Galleries, And Botanical And Zoological Gardens (1)
- Membership Organizations (28)
- Engineering, Accounting, Research, Management, And Related Services (31)
- Miscellaneous Services (6)
- Public Administration
- Executive, Legislative, And General Government, Except Finance (13)
- Justice, Public Order, And Safety (14)
- Administration Of Human Resource Programs (3)
- Administration Of Environmental Quality And Housing Programs (5)
- Administration Of Economic Programs (5)
- National Security And International Affairs (5)
- Nonclassifiable Establishments (56)