- Agriculture, Forestry & Fishing
- Agricultural Production Crops (143)
- Agriculture production livestock and animal specialties (24)
- Agricultural Services (262)
- Forestry (5)
- Fishing, hunting, and trapping (4)
- Construction & Mining
- Oil And Gas Extraction (6)
- Mining And Quarrying Of Nonmetallic Minerals, Except Fuels (10)
- Building Construction General Contractors And Operative Builders (630)
- Heavy Construction Other Than Building Construction Contractors (50)
- Construction Special Trade Contractors (849)
- Manufacturing
- Food And Kindred Products (71)
- Textile Mill Products (9)
- Apparel And Other Finished Products Made From Fabrics And Similar Materials (26)
- Lumber And Wood Products, Except Furniture (42)
- Furniture And Fixtures (16)
- Paper And Allied Products (13)
- Printing, Publishing, And Allied Industries (199)
- Chemicals And Allied Products (51)
- Petroleum Refining And Related Industries (6)
- Rubber And Miscellaneous Plastics Products (14)
- Leather And Leather Products (6)
- Stone, Clay, Glass, And Concrete Products (40)
- Primary Metal Industries (12)
- Fabricated Metal Products, Except Machinery And Transportation Equipment (48)
- Industrial And Commercial Machinery And Computer Equipment (70)
- Electronic And Other Electrical Equipment And Components, Except Computer Equipment (32)
- Transportation Equipment (22)
- Manufacturing (con't)
- Measuring, Analyzing, And Controlling Instruments; Photographic, Medical And Optical Goods; Watches And Clocks (24)
- Miscellaneous Manufacturing Industries (95)
- Transportation & Utilities
- Railroad Transportation (2)
- Local And Suburban Transit And Interurban Highway Passenger Transportation (34)
- Motor Freight Transportation And Warehousing (311)
- United States Postal Service (16)
- Water Transportation (4)
- Transportation By Air (18)
- Pipelines, Except Natural Gas (4)
- Transportation Services (115)
- Communications (187)
- Electric, Gas, And Sanitary Services (76)
- Retail & Wholesale Trade
- Wholesale Trade-durable Goods (754)
- Wholesale Trade-non-durable Goods (312)
- Building Materials, Hardware, Garden Supply, And Mobile Home Dealers (147)
- General Merchandise Stores (59)
- Food Stores (291)
- Automotive Dealers And Gasoline Service Stations (398)
- Apparel And Accessory Stores (237)
- Home Furniture, Furnishings, And Equipment Stores (246)
- Eating And Drinking Places (797)
- Miscellaneous Retail (876)
- Finance, Insurance & Real Estate (con't)
- Real Estate (900)
- Holding And Other Investment Offices (435)
- Services
- Hotels, Rooming Houses, Camps, And Other Lodging Places (101)
- Personal Services (757)
- Business Services (3667)
- Automotive Repair, Services, And Parking (492)
- Miscellaneous Repair Services (292)
- Motion Pictures (110)
- Amusement And Recreation Services (345)
- Health Services (880)
- Legal Services (477)
- Educational Services (268)
- Social Services (597)
- Museums, Art Galleries, And Botanical And Zoological Gardens (22)
- Membership Organizations (907)
- Engineering, Accounting, Research, Management, And Related Services (848)
- Miscellaneous Services (206)
- Public Administration
- Executive, Legislative, And General Government, Except Finance (128)
- Justice, Public Order, And Safety (101)
- Public Finance, Taxation, And Monetary Policy (24)
- Administration Of Human Resource Programs (110)
- Administration Of Environmental Quality And Housing Programs (34)
- Administration Of Economic Programs (102)
- National Security And International Affairs (16)
- Nonclassifiable Establishments (1753)
