- Agriculture, Forestry & Fishing
- Agricultural Production Crops (26)
- Agriculture production livestock and animal specialties (7)
- Agricultural Services (126)
- Forestry (5)
- Construction & Mining
- Metal Mining (2)
- Oil And Gas Extraction (6)
- Mining And Quarrying Of Nonmetallic Minerals, Except Fuels (1)
- Building Construction General Contractors And Operative Builders (399)
- Heavy Construction Other Than Building Construction Contractors (39)
- Construction Special Trade Contractors (487)
- Manufacturing
- Food And Kindred Products (33)
- Textile Mill Products (3)
- Apparel And Other Finished Products Made From Fabrics And Similar Materials (14)
- Lumber And Wood Products, Except Furniture (20)
- Furniture And Fixtures (8)
- Paper And Allied Products (5)
- Printing, Publishing, And Allied Industries (94)
- Chemicals And Allied Products (13)
- Petroleum Refining And Related Industries (8)
- Rubber And Miscellaneous Plastics Products (8)
- Leather And Leather Products (8)
- Stone, Clay, Glass, And Concrete Products (11)
- Primary Metal Industries (4)
- Fabricated Metal Products, Except Machinery And Transportation Equipment (23)
- Industrial And Commercial Machinery And Computer Equipment (49)
- Electronic And Other Electrical Equipment And Components, Except Computer Equipment (16)
- Transportation Equipment (9)
- Manufacturing (con't)
- Measuring, Analyzing, And Controlling Instruments; Photographic, Medical And Optical Goods; Watches And Clocks (17)
- Miscellaneous Manufacturing Industries (47)
- Transportation & Utilities
- Railroad Transportation (4)
- Local And Suburban Transit And Interurban Highway Passenger Transportation (43)
- Motor Freight Transportation And Warehousing (144)
- United States Postal Service (7)
- Water Transportation (1)
- Transportation By Air (7)
- Pipelines, Except Natural Gas (1)
- Transportation Services (82)
- Communications (124)
- Electric, Gas, And Sanitary Services (38)
- Retail & Wholesale Trade
- Wholesale Trade-durable Goods (394)
- Wholesale Trade-non-durable Goods (186)
- Building Materials, Hardware, Garden Supply, And Mobile Home Dealers (88)
- General Merchandise Stores (48)
- Food Stores (253)
- Automotive Dealers And Gasoline Service Stations (223)
- Apparel And Accessory Stores (182)
- Home Furniture, Furnishings, And Equipment Stores (244)
- Eating And Drinking Places (595)
- Miscellaneous Retail (606)
- Finance, Insurance & Real Estate (con't)
- Real Estate (486)
- Holding And Other Investment Offices (130)
- Services
- Hotels, Rooming Houses, Camps, And Other Lodging Places (83)
- Personal Services (537)
- Business Services (2196)
- Automotive Repair, Services, And Parking (279)
- Miscellaneous Repair Services (177)
- Motion Pictures (42)
- Amusement And Recreation Services (211)
- Health Services (763)
- Legal Services (533)
- Educational Services (239)
- Social Services (420)
- Museums, Art Galleries, And Botanical And Zoological Gardens (13)
- Membership Organizations (811)
- Engineering, Accounting, Research, Management, And Related Services (753)
- Miscellaneous Services (131)
- Public Administration
- Executive, Legislative, And General Government, Except Finance (235)
- Justice, Public Order, And Safety (149)
- Public Finance, Taxation, And Monetary Policy (112)
- Administration Of Human Resource Programs (252)
- Administration Of Environmental Quality And Housing Programs (124)
- Administration Of Economic Programs (284)
- National Security And International Affairs (15)
- Nonclassifiable Establishments (1162)
