- Agriculture, Forestry & Fishing
- Agricultural Production Crops (184)
- Agriculture production livestock and animal specialties (44)
- Agricultural Services (609)
- Forestry (10)
- Construction & Mining
- Metal Mining (1)
- Coal Mining (8)
- Oil And Gas Extraction (3)
- Mining And Quarrying Of Nonmetallic Minerals, Except Fuels (6)
- Building Construction General Contractors And Operative Builders (1213)
- Heavy Construction Other Than Building Construction Contractors (134)
- Construction Special Trade Contractors (1737)
- Manufacturing
- Food And Kindred Products (126)
- Textile Mill Products (23)
- Apparel And Other Finished Products Made From Fabrics And Similar Materials (63)
- Lumber And Wood Products, Except Furniture (69)
- Furniture And Fixtures (46)
- Paper And Allied Products (28)
- Printing, Publishing, And Allied Industries (287)
- Chemicals And Allied Products (70)
- Petroleum Refining And Related Industries (8)
- Rubber And Miscellaneous Plastics Products (38)
- Leather And Leather Products (7)
- Stone, Clay, Glass, And Concrete Products (56)
- Primary Metal Industries (22)
- Fabricated Metal Products, Except Machinery And Transportation Equipment (94)
- Industrial And Commercial Machinery And Computer Equipment (154)
- Electronic And Other Electrical Equipment And Components, Except Computer Equipment (75)
- Manufacturing (con't)
- Transportation Equipment (29)
- Measuring, Analyzing, And Controlling Instruments; Photographic, Medical And Optical Goods; Watches And Clocks (75)
- Miscellaneous Manufacturing Industries (156)
- Transportation & Utilities
- Railroad Transportation (10)
- Local And Suburban Transit And Interurban Highway Passenger Transportation (52)
- Motor Freight Transportation And Warehousing (503)
- United States Postal Service (18)
- Water Transportation (4)
- Transportation By Air (43)
- Pipelines, Except Natural Gas (3)
- Transportation Services (253)
- Communications (282)
- Electric, Gas, And Sanitary Services (170)
- Retail & Wholesale Trade
- Wholesale Trade-durable Goods (1325)
- Wholesale Trade-non-durable Goods (600)
- Building Materials, Hardware, Garden Supply, And Mobile Home Dealers (272)
- General Merchandise Stores (107)
- Food Stores (508)
- Automotive Dealers And Gasoline Service Stations (590)
- Apparel And Accessory Stores (443)
- Home Furniture, Furnishings, And Equipment Stores (489)
- Eating And Drinking Places (1462)
- Miscellaneous Retail (1533)
- Finance, Insurance & Real Estate (con't)
- Insurance Agents, Brokers, And Service (648)
- Real Estate (1618)
- Holding And Other Investment Offices (615)
- Services
- Hotels, Rooming Houses, Camps, And Other Lodging Places (158)
- Personal Services (1286)
- Business Services (6859)
- Automotive Repair, Services, And Parking (791)
- Miscellaneous Repair Services (591)
- Motion Pictures (162)
- Amusement And Recreation Services (654)
- Health Services (2031)
- Legal Services (583)
- Educational Services (612)
- Social Services (1188)
- Museums, Art Galleries, And Botanical And Zoological Gardens (43)
- Membership Organizations (1109)
- Engineering, Accounting, Research, Management, And Related Services (1871)
- Miscellaneous Services (330)
- Public Administration
- Executive, Legislative, And General Government, Except Finance (67)
- Justice, Public Order, And Safety (66)
- Public Finance, Taxation, And Monetary Policy (11)
- Administration Of Human Resource Programs (40)
- Administration Of Environmental Quality And Housing Programs (29)
- Administration Of Economic Programs (39)
- National Security And International Affairs (61)
- Nonclassifiable Establishments (3425)
