- Agriculture, Forestry & Fishing
- Agricultural Production Crops (10951)
- Agriculture production livestock and animal specialties (6325)
- Agricultural Services (7612)
- Forestry (143)
- Fishing, hunting, and trapping (84)
- Construction & Mining
- Metal Mining (23)
- Coal Mining (38)
- Oil And Gas Extraction (134)
- Mining And Quarrying Of Nonmetallic Minerals, Except Fuels (320)
- Building Construction General Contractors And Operative Builders (14624)
- Heavy Construction Other Than Building Construction Contractors (1721)
- Construction Special Trade Contractors (22377)
- Manufacturing
- Food And Kindred Products (1167)
- Tobacco Products (12)
- Textile Mill Products (210)
- Apparel And Other Finished Products Made From Fabrics And Similar Materials (900)
- Lumber And Wood Products, Except Furniture (1531)
- Furniture And Fixtures (528)
- Paper And Allied Products (356)
- Printing, Publishing, And Allied Industries (3337)
- Chemicals And Allied Products (1066)
- Petroleum Refining And Related Industries (172)
- Rubber And Miscellaneous Plastics Products (571)
- Leather And Leather Products (153)
- Stone, Clay, Glass, And Concrete Products (880)
- Primary Metal Industries (409)
- Fabricated Metal Products, Except Machinery And Transportation Equipment (1658)
- Industrial And Commercial Machinery And Computer Equipment (2367)
- Manufacturing (con't)
- Electronic And Other Electrical Equipment And Components, Except Computer Equipment (943)
- Transportation Equipment (713)
- Measuring, Analyzing, And Controlling Instruments; Photographic, Medical And Optical Goods; Watches And Clocks (625)
- Miscellaneous Manufacturing Industries (1920)
- Transportation & Utilities
- Railroad Transportation (139)
- Local And Suburban Transit And Interurban Highway Passenger Transportation (1012)
- Motor Freight Transportation And Warehousing (7674)
- United States Postal Service (963)
- Water Transportation (411)
- Transportation By Air (387)
- Pipelines, Except Natural Gas (44)
- Transportation Services (2982)
- Communications (3654)
- Electric, Gas, And Sanitary Services (1703)
- Retail & Wholesale Trade
- Wholesale Trade-durable Goods (15101)
- Wholesale Trade-non-durable Goods (7718)
- Building Materials, Hardware, Garden Supply, And Mobile Home Dealers (4654)
- General Merchandise Stores (1613)
- Food Stores (6973)
- Automotive Dealers And Gasoline Service Stations (9991)
- Apparel And Accessory Stores (4546)
- Home Furniture, Furnishings, And Equipment Stores (6662)
- Eating And Drinking Places (15850)
- Miscellaneous Retail (21681)
- Finance, Insurance & Real Estate (con't)
- Insurance Agents, Brokers, And Service (6567)
- Real Estate (17936)
- Holding And Other Investment Offices (4160)
- Services
- Hotels, Rooming Houses, Camps, And Other Lodging Places (3325)
- Personal Services (16913)
- Business Services (94613)
- Automotive Repair, Services, And Parking (11046)
- Miscellaneous Repair Services (9668)
- Motion Pictures (1906)
- Amusement And Recreation Services (6905)
- Health Services (20663)
- Legal Services (5852)
- Educational Services (7233)
- Social Services (10639)
- Museums, Art Galleries, And Botanical And Zoological Gardens (514)
- Membership Organizations (16937)
- Engineering, Accounting, Research, Management, And Related Services (16861)
- Miscellaneous Services (3658)
- Public Administration
- Executive, Legislative, And General Government, Except Finance (1934)
- Justice, Public Order, And Safety (2245)
- Public Finance, Taxation, And Monetary Policy (208)
- Administration Of Human Resource Programs (876)
- Administration Of Environmental Quality And Housing Programs (777)
- Administration Of Economic Programs (917)
- National Security And International Affairs (375)
- Nonclassifiable Establishments (37879)