- Agriculture, Forestry & Fishing
- Agricultural Production Crops (3460)
- Agriculture production livestock and animal specialties (1169)
- Agricultural Services (7034)
- Forestry (94)
- Fishing, hunting, and trapping (124)
- Construction & Mining
- Metal Mining (12)
- Coal Mining (22)
- Oil And Gas Extraction (104)
- Mining And Quarrying Of Nonmetallic Minerals, Except Fuels (104)
- Building Construction General Contractors And Operative Builders (17827)
- Heavy Construction Other Than Building Construction Contractors (1590)
- Construction Special Trade Contractors (23701)
- Manufacturing
- Food And Kindred Products (791)
- Tobacco Products (11)
- Textile Mill Products (239)
- Apparel And Other Finished Products Made From Fabrics And Similar Materials (726)
- Lumber And Wood Products, Except Furniture (925)
- Furniture And Fixtures (413)
- Paper And Allied Products (184)
- Printing, Publishing, And Allied Industries (3424)
- Chemicals And Allied Products (803)
- Petroleum Refining And Related Industries (105)
- Rubber And Miscellaneous Plastics Products (243)
- Leather And Leather Products (93)
- Stone, Clay, Glass, And Concrete Products (508)
- Primary Metal Industries (183)
- Fabricated Metal Products, Except Machinery And Transportation Equipment (907)
- Industrial And Commercial Machinery And Computer Equipment (1303)
- Manufacturing (con't)
- Electronic And Other Electrical Equipment And Components, Except Computer Equipment (1046)
- Transportation Equipment (486)
- Measuring, Analyzing, And Controlling Instruments; Photographic, Medical And Optical Goods; Watches And Clocks (730)
- Miscellaneous Manufacturing Industries (1618)
- Transportation & Utilities
- Railroad Transportation (64)
- Local And Suburban Transit And Interurban Highway Passenger Transportation (1742)
- Motor Freight Transportation And Warehousing (6026)
- United States Postal Service (454)
- Water Transportation (609)
- Transportation By Air (262)
- Pipelines, Except Natural Gas (10)
- Transportation Services (3850)
- Communications (3880)
- Electric, Gas, And Sanitary Services (1136)
- Retail & Wholesale Trade
- Wholesale Trade-durable Goods (11950)
- Wholesale Trade-non-durable Goods (5809)
- Building Materials, Hardware, Garden Supply, And Mobile Home Dealers (3010)
- General Merchandise Stores (1294)
- Food Stores (6487)
- Automotive Dealers And Gasoline Service Stations (6189)
- Apparel And Accessory Stores (5146)
- Home Furniture, Furnishings, And Equipment Stores (6710)
- Eating And Drinking Places (15038)
- Miscellaneous Retail (19501)
- Finance, Insurance & Real Estate (con't)
- Insurance Agents, Brokers, And Service (4626)
- Real Estate (20215)
- Holding And Other Investment Offices (6726)
- Services
- Hotels, Rooming Houses, Camps, And Other Lodging Places (2091)
- Personal Services (15859)
- Business Services (95541)
- Automotive Repair, Services, And Parking (9006)
- Miscellaneous Repair Services (8746)
- Motion Pictures (2319)
- Amusement And Recreation Services (7369)
- Health Services (27415)
- Legal Services (7862)
- Educational Services (6809)
- Social Services (10175)
- Museums, Art Galleries, And Botanical And Zoological Gardens (510)
- Membership Organizations (15526)
- Engineering, Accounting, Research, Management, And Related Services (33864)
- Miscellaneous Services (6809)
- Public Administration
- Executive, Legislative, And General Government, Except Finance (1988)
- Justice, Public Order, And Safety (1343)
- Public Finance, Taxation, And Monetary Policy (209)
- Administration Of Human Resource Programs (875)
- Administration Of Environmental Quality And Housing Programs (661)
- Administration Of Economic Programs (655)
- National Security And International Affairs (690)
- Nonclassifiable Establishments (39392)