- Agriculture, Forestry & Fishing
- Agricultural Production Crops (37)
- Agriculture production livestock and animal specialties (46)
- Agricultural Services (159)
- Fishing, hunting, and trapping (4)
- Construction & Mining
- Metal Mining (3)
- Coal Mining (1)
- Oil And Gas Extraction (8)
- Mining And Quarrying Of Nonmetallic Minerals, Except Fuels (4)
- Building Construction General Contractors And Operative Builders (602)
- Heavy Construction Other Than Building Construction Contractors (44)
- Construction Special Trade Contractors (553)
- Manufacturing
- Food And Kindred Products (59)
- Tobacco Products (3)
- Textile Mill Products (29)
- Apparel And Other Finished Products Made From Fabrics And Similar Materials (76)
- Lumber And Wood Products, Except Furniture (28)
- Furniture And Fixtures (33)
- Paper And Allied Products (19)
- Printing, Publishing, And Allied Industries (293)
- Chemicals And Allied Products (136)
- Petroleum Refining And Related Industries (7)
- Rubber And Miscellaneous Plastics Products (34)
- Leather And Leather Products (16)
- Stone, Clay, Glass, And Concrete Products (46)
- Primary Metal Industries (20)
- Fabricated Metal Products, Except Machinery And Transportation Equipment (71)
- Industrial And Commercial Machinery And Computer Equipment (226)
- Manufacturing (con't)
- Electronic And Other Electrical Equipment And Components, Except Computer Equipment (257)
- Transportation Equipment (53)
- Measuring, Analyzing, And Controlling Instruments; Photographic, Medical And Optical Goods; Watches And Clocks (176)
- Miscellaneous Manufacturing Industries (170)
- Transportation & Utilities
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- Motor Freight Transportation And Warehousing (140)
- United States Postal Service (4)
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- Transportation Services (206)
- Communications (440)
- Electric, Gas, And Sanitary Services (93)
- Retail & Wholesale Trade
- Wholesale Trade-durable Goods (1379)
- Wholesale Trade-non-durable Goods (673)
- Building Materials, Hardware, Garden Supply, And Mobile Home Dealers (108)
- General Merchandise Stores (24)
- Food Stores (280)
- Automotive Dealers And Gasoline Service Stations (224)
- Apparel And Accessory Stores (254)
- Home Furniture, Furnishings, And Equipment Stores (505)
- Eating And Drinking Places (765)
- Miscellaneous Retail (984)
- Finance, Insurance & Real Estate (con't)
- Insurance Agents, Brokers, And Service (470)
- Real Estate (1597)
- Holding And Other Investment Offices (1105)
- Services
- Hotels, Rooming Houses, Camps, And Other Lodging Places (91)
- Personal Services (595)
- Business Services (7474)
- Automotive Repair, Services, And Parking (246)
- Miscellaneous Repair Services (289)
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- Museums, Art Galleries, And Botanical And Zoological Gardens (27)
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- Miscellaneous Services (384)
- Public Administration
- Executive, Legislative, And General Government, Except Finance (21)
- Justice, Public Order, And Safety (33)
- Public Finance, Taxation, And Monetary Policy (2)
- Administration Of Human Resource Programs (68)
- Administration Of Environmental Quality And Housing Programs (6)
- Administration Of Economic Programs (12)
- National Security And International Affairs (13)
- Nonclassifiable Establishments (5327)