- Agriculture, Forestry & Fishing
- Agricultural Production Crops (62)
- Agriculture production livestock and animal specialties (22)
- Agricultural Services (582)
- Forestry (13)
- Fishing, hunting, and trapping (6)
- Construction & Mining
- Metal Mining (1)
- Coal Mining (9)
- Oil And Gas Extraction (19)
- Mining And Quarrying Of Nonmetallic Minerals, Except Fuels (22)
- Building Construction General Contractors And Operative Builders (1189)
- Heavy Construction Other Than Building Construction Contractors (120)
- Construction Special Trade Contractors (1493)
- Manufacturing
- Food And Kindred Products (70)
- Tobacco Products (1)
- Textile Mill Products (23)
- Apparel And Other Finished Products Made From Fabrics And Similar Materials (87)
- Lumber And Wood Products, Except Furniture (70)
- Furniture And Fixtures (56)
- Paper And Allied Products (40)
- Printing, Publishing, And Allied Industries (397)
- Chemicals And Allied Products (84)
- Petroleum Refining And Related Industries (17)
- Rubber And Miscellaneous Plastics Products (21)
- Leather And Leather Products (9)
- Stone, Clay, Glass, And Concrete Products (93)
- Primary Metal Industries (77)
- Fabricated Metal Products, Except Machinery And Transportation Equipment (177)
- Industrial And Commercial Machinery And Computer Equipment (202)
- Manufacturing (con't)
- Electronic And Other Electrical Equipment And Components, Except Computer Equipment (88)
- Transportation Equipment (49)
- Measuring, Analyzing, And Controlling Instruments; Photographic, Medical And Optical Goods; Watches And Clocks (82)
- Miscellaneous Manufacturing Industries (149)
- Transportation & Utilities
- Railroad Transportation (15)
- Local And Suburban Transit And Interurban Highway Passenger Transportation (78)
- Motor Freight Transportation And Warehousing (469)
- United States Postal Service (26)
- Water Transportation (6)
- Transportation By Air (61)
- Pipelines, Except Natural Gas (5)
- Transportation Services (276)
- Communications (396)
- Electric, Gas, And Sanitary Services (106)
- Retail & Wholesale Trade
- Wholesale Trade-durable Goods (1755)
- Wholesale Trade-non-durable Goods (688)
- Building Materials, Hardware, Garden Supply, And Mobile Home Dealers (302)
- General Merchandise Stores (163)
- Food Stores (687)
- Automotive Dealers And Gasoline Service Stations (859)
- Apparel And Accessory Stores (764)
- Home Furniture, Furnishings, And Equipment Stores (719)
- Eating And Drinking Places (1625)
- Miscellaneous Retail (1990)
- Finance, Insurance & Real Estate (con't)
- Insurance Agents, Brokers, And Service (767)
- Real Estate (2025)
- Holding And Other Investment Offices (609)
- Services
- Hotels, Rooming Houses, Camps, And Other Lodging Places (183)
- Personal Services (1887)
- Business Services (7553)
- Automotive Repair, Services, And Parking (879)
- Miscellaneous Repair Services (704)
- Motion Pictures (158)
- Amusement And Recreation Services (650)
- Health Services (2674)
- Legal Services (1841)
- Educational Services (663)
- Social Services (928)
- Museums, Art Galleries, And Botanical And Zoological Gardens (47)
- Membership Organizations (1908)
- Engineering, Accounting, Research, Management, And Related Services (2553)
- Miscellaneous Services (442)
- Public Administration
- Executive, Legislative, And General Government, Except Finance (109)
- Justice, Public Order, And Safety (153)
- Public Finance, Taxation, And Monetary Policy (44)
- Administration Of Human Resource Programs (91)
- Administration Of Environmental Quality And Housing Programs (74)
- Administration Of Economic Programs (56)
- National Security And International Affairs (27)
- Nonclassifiable Establishments (2993)
