- Agriculture, Forestry & Fishing
- Agricultural Production Crops (15)
- Agriculture production livestock and animal specialties (19)
- Agricultural Services (24)
- Forestry (3)
- Construction & Mining
- Mining And Quarrying Of Nonmetallic Minerals, Except Fuels (5)
- Building Construction General Contractors And Operative Builders (45)
- Heavy Construction Other Than Building Construction Contractors (4)
- Construction Special Trade Contractors (70)
- Manufacturing
- Food And Kindred Products (11)
- Textile Mill Products (1)
- Apparel And Other Finished Products Made From Fabrics And Similar Materials (5)
- Lumber And Wood Products, Except Furniture (13)
- Furniture And Fixtures (2)
- Paper And Allied Products (3)
- Printing, Publishing, And Allied Industries (12)
- Chemicals And Allied Products (5)
- Petroleum Refining And Related Industries (1)
- Rubber And Miscellaneous Plastics Products (4)
- Stone, Clay, Glass, And Concrete Products (8)
- Primary Metal Industries (2)
- Fabricated Metal Products, Except Machinery And Transportation Equipment (9)
- Industrial And Commercial Machinery And Computer Equipment (9)
- Electronic And Other Electrical Equipment And Components, Except Computer Equipment (2)
- Transportation Equipment (6)
- Measuring, Analyzing, And Controlling Instruments; Photographic, Medical And Optical Goods; Watches And Clocks (8)
- Manufacturing (con't)
- Miscellaneous Manufacturing Industries (7)
- Transportation & Utilities
- Railroad Transportation (1)
- Local And Suburban Transit And Interurban Highway Passenger Transportation (6)
- Motor Freight Transportation And Warehousing (44)
- United States Postal Service (1)
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- Transportation By Air (3)
- Transportation Services (13)
- Communications (16)
- Electric, Gas, And Sanitary Services (10)
- Retail & Wholesale Trade
- Wholesale Trade-durable Goods (78)
- Wholesale Trade-non-durable Goods (25)
- Building Materials, Hardware, Garden Supply, And Mobile Home Dealers (37)
- General Merchandise Stores (17)
- Food Stores (35)
- Automotive Dealers And Gasoline Service Stations (72)
- Apparel And Accessory Stores (26)
- Home Furniture, Furnishings, And Equipment Stores (35)
- Eating And Drinking Places (49)
- Miscellaneous Retail (137)
- Finance, Insurance & Real Estate (con't)
- Real Estate (70)
- Holding And Other Investment Offices (8)
- Services
- Hotels, Rooming Houses, Camps, And Other Lodging Places (13)
- Personal Services (97)
- Business Services (837)
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- Miscellaneous Repair Services (43)
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- Museums, Art Galleries, And Botanical And Zoological Gardens (1)
- Membership Organizations (93)
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- Miscellaneous Services (6)
- Public Administration
- Executive, Legislative, And General Government, Except Finance (10)
- Justice, Public Order, And Safety (19)
- Public Finance, Taxation, And Monetary Policy (2)
- Administration Of Human Resource Programs (11)
- Administration Of Environmental Quality And Housing Programs (7)
- Administration Of Economic Programs (6)
- National Security And International Affairs (4)
- Nonclassifiable Establishments (190)