- Agriculture, Forestry & Fishing
- Agricultural Production Crops (194)
- Agriculture production livestock and animal specialties (46)
- Agricultural Services (919)
- Forestry (5)
- Fishing, hunting, and trapping (9)
- Construction & Mining
- Metal Mining (2)
- Coal Mining (2)
- Oil And Gas Extraction (13)
- Mining And Quarrying Of Nonmetallic Minerals, Except Fuels (22)
- Building Construction General Contractors And Operative Builders (2070)
- Heavy Construction Other Than Building Construction Contractors (181)
- Construction Special Trade Contractors (2814)
- Manufacturing
- Food And Kindred Products (105)
- Tobacco Products (3)
- Textile Mill Products (26)
- Apparel And Other Finished Products Made From Fabrics And Similar Materials (110)
- Lumber And Wood Products, Except Furniture (106)
- Furniture And Fixtures (80)
- Paper And Allied Products (62)
- Printing, Publishing, And Allied Industries (559)
- Chemicals And Allied Products (188)
- Petroleum Refining And Related Industries (33)
- Rubber And Miscellaneous Plastics Products (98)
- Leather And Leather Products (13)
- Stone, Clay, Glass, And Concrete Products (113)
- Primary Metal Industries (75)
- Fabricated Metal Products, Except Machinery And Transportation Equipment (305)
- Industrial And Commercial Machinery And Computer Equipment (411)
- Manufacturing (con't)
- Electronic And Other Electrical Equipment And Components, Except Computer Equipment (176)
- Transportation Equipment (136)
- Measuring, Analyzing, And Controlling Instruments; Photographic, Medical And Optical Goods; Watches And Clocks (153)
- Miscellaneous Manufacturing Industries (297)
- Transportation & Utilities
- Railroad Transportation (11)
- Local And Suburban Transit And Interurban Highway Passenger Transportation (145)
- Motor Freight Transportation And Warehousing (1022)
- United States Postal Service (28)
- Water Transportation (14)
- Transportation By Air (84)
- Pipelines, Except Natural Gas (4)
- Transportation Services (551)
- Communications (630)
- Electric, Gas, And Sanitary Services (224)
- Retail & Wholesale Trade
- Wholesale Trade-durable Goods (2627)
- Wholesale Trade-non-durable Goods (1056)
- Building Materials, Hardware, Garden Supply, And Mobile Home Dealers (455)
- General Merchandise Stores (375)
- Food Stores (958)
- Automotive Dealers And Gasoline Service Stations (1168)
- Apparel And Accessory Stores (844)
- Home Furniture, Furnishings, And Equipment Stores (1021)
- Eating And Drinking Places (2618)
- Miscellaneous Retail (2894)
- Finance, Insurance & Real Estate (con't)
- Insurance Agents, Brokers, And Service (1066)
- Real Estate (3752)
- Holding And Other Investment Offices (1262)
- Services
- Hotels, Rooming Houses, Camps, And Other Lodging Places (354)
- Personal Services (3245)
- Business Services (13245)
- Automotive Repair, Services, And Parking (1252)
- Miscellaneous Repair Services (1844)
- Motion Pictures (334)
- Amusement And Recreation Services (1165)
- Health Services (3371)
- Legal Services (1264)
- Educational Services (1073)
- Social Services (1963)
- Museums, Art Galleries, And Botanical And Zoological Gardens (65)
- Membership Organizations (3147)
- Engineering, Accounting, Research, Management, And Related Services (4091)
- Miscellaneous Services (896)
- Public Administration
- Executive, Legislative, And General Government, Except Finance (270)
- Justice, Public Order, And Safety (250)
- Public Finance, Taxation, And Monetary Policy (77)
- Administration Of Human Resource Programs (231)
- Administration Of Environmental Quality And Housing Programs (136)
- Administration Of Economic Programs (206)
- National Security And International Affairs (57)
- Nonclassifiable Establishments (7866)
