- Agriculture, Forestry & Fishing
- Agricultural Production Crops (46)
- Agriculture production livestock and animal specialties (11)
- Agricultural Services (111)
- Forestry (1)
- Fishing, hunting, and trapping (1)
- Construction & Mining
- Building Construction General Contractors And Operative Builders (247)
- Heavy Construction Other Than Building Construction Contractors (18)
- Construction Special Trade Contractors (267)
- Manufacturing
- Food And Kindred Products (11)
- Tobacco Products (1)
- Textile Mill Products (3)
- Apparel And Other Finished Products Made From Fabrics And Similar Materials (10)
- Lumber And Wood Products, Except Furniture (12)
- Furniture And Fixtures (3)
- Printing, Publishing, And Allied Industries (28)
- Chemicals And Allied Products (15)
- Petroleum Refining And Related Industries (1)
- Rubber And Miscellaneous Plastics Products (3)
- Stone, Clay, Glass, And Concrete Products (6)
- Primary Metal Industries (3)
- Fabricated Metal Products, Except Machinery And Transportation Equipment (19)
- Industrial And Commercial Machinery And Computer Equipment (20)
- Electronic And Other Electrical Equipment And Components, Except Computer Equipment (9)
- Transportation Equipment (7)
- Measuring, Analyzing, And Controlling Instruments; Photographic, Medical And Optical Goods; Watches And Clocks (17)
- Manufacturing (con't)
- Miscellaneous Manufacturing Industries (23)
- Transportation & Utilities
- Local And Suburban Transit And Interurban Highway Passenger Transportation (4)
- Motor Freight Transportation And Warehousing (78)
- United States Postal Service (1)
- Water Transportation (1)
- Transportation By Air (3)
- Transportation Services (60)
- Communications (49)
- Electric, Gas, And Sanitary Services (14)
- Retail & Wholesale Trade
- Wholesale Trade-durable Goods (138)
- Wholesale Trade-non-durable Goods (55)
- Building Materials, Hardware, Garden Supply, And Mobile Home Dealers (51)
- General Merchandise Stores (17)
- Food Stores (75)
- Automotive Dealers And Gasoline Service Stations (94)
- Apparel And Accessory Stores (91)
- Home Furniture, Furnishings, And Equipment Stores (85)
- Eating And Drinking Places (196)
- Miscellaneous Retail (259)
- Finance, Insurance & Real Estate (con't)
- Holding And Other Investment Offices (79)
- Services
- Hotels, Rooming Houses, Camps, And Other Lodging Places (9)
- Personal Services (205)
- Business Services (1134)
- Automotive Repair, Services, And Parking (112)
- Miscellaneous Repair Services (142)
- Motion Pictures (21)
- Amusement And Recreation Services (91)
- Health Services (239)
- Legal Services (43)
- Educational Services (69)
- Social Services (72)
- Museums, Art Galleries, And Botanical And Zoological Gardens (4)
- Membership Organizations (147)
- Engineering, Accounting, Research, Management, And Related Services (262)
- Miscellaneous Services (66)
- Public Administration
- Executive, Legislative, And General Government, Except Finance (9)
- Justice, Public Order, And Safety (8)
- Public Finance, Taxation, And Monetary Policy (3)
- Administration Of Human Resource Programs (2)
- Administration Of Environmental Quality And Housing Programs (4)
- Administration Of Economic Programs (1)
- National Security And International Affairs (1)
- Nonclassifiable Establishments (485)
