- Agriculture, Forestry & Fishing
- Agricultural Production Crops (289)
- Agriculture production livestock and animal specialties (23)
- Agricultural Services (444)
- Forestry (14)
- Fishing, hunting, and trapping (10)
- Construction & Mining
- Oil And Gas Extraction (4)
- Mining And Quarrying Of Nonmetallic Minerals, Except Fuels (4)
- Building Construction General Contractors And Operative Builders (440)
- Heavy Construction Other Than Building Construction Contractors (32)
- Construction Special Trade Contractors (690)
- Manufacturing
- Food And Kindred Products (18)
- Textile Mill Products (6)
- Apparel And Other Finished Products Made From Fabrics And Similar Materials (11)
- Lumber And Wood Products, Except Furniture (29)
- Furniture And Fixtures (5)
- Paper And Allied Products (2)
- Printing, Publishing, And Allied Industries (33)
- Chemicals And Allied Products (11)
- Petroleum Refining And Related Industries (2)
- Rubber And Miscellaneous Plastics Products (4)
- Leather And Leather Products (2)
- Stone, Clay, Glass, And Concrete Products (25)
- Primary Metal Industries (3)
- Fabricated Metal Products, Except Machinery And Transportation Equipment (25)
- Industrial And Commercial Machinery And Computer Equipment (26)
- Electronic And Other Electrical Equipment And Components, Except Computer Equipment (9)
- Transportation Equipment (15)
- Manufacturing (con't)
- Measuring, Analyzing, And Controlling Instruments; Photographic, Medical And Optical Goods; Watches And Clocks (7)
- Miscellaneous Manufacturing Industries (30)
- Transportation & Utilities
- Railroad Transportation (1)
- Local And Suburban Transit And Interurban Highway Passenger Transportation (17)
- Motor Freight Transportation And Warehousing (202)
- United States Postal Service (3)
- Water Transportation (14)
- Transportation By Air (8)
- Pipelines, Except Natural Gas (1)
- Transportation Services (203)
- Communications (93)
- Electric, Gas, And Sanitary Services (22)
- Retail & Wholesale Trade
- Wholesale Trade-durable Goods (300)
- Wholesale Trade-non-durable Goods (315)
- Building Materials, Hardware, Garden Supply, And Mobile Home Dealers (178)
- General Merchandise Stores (44)
- Food Stores (211)
- Automotive Dealers And Gasoline Service Stations (191)
- Apparel And Accessory Stores (130)
- Home Furniture, Furnishings, And Equipment Stores (124)
- Eating And Drinking Places (342)
- Miscellaneous Retail (422)
- Finance, Insurance & Real Estate (con't)
- Real Estate (337)
- Holding And Other Investment Offices (226)
- Services
- Hotels, Rooming Houses, Camps, And Other Lodging Places (61)
- Personal Services (349)
- Business Services (2851)
- Automotive Repair, Services, And Parking (243)
- Miscellaneous Repair Services (327)
- Motion Pictures (38)
- Amusement And Recreation Services (162)
- Health Services (356)
- Legal Services (57)
- Educational Services (122)
- Social Services (253)
- Museums, Art Galleries, And Botanical And Zoological Gardens (7)
- Membership Organizations (308)
- Engineering, Accounting, Research, Management, And Related Services (349)
- Miscellaneous Services (294)
- Public Administration
- Executive, Legislative, And General Government, Except Finance (15)
- Justice, Public Order, And Safety (13)
- Public Finance, Taxation, And Monetary Policy (1)
- Administration Of Human Resource Programs (8)
- Administration Of Environmental Quality And Housing Programs (18)
- Administration Of Economic Programs (5)
- National Security And International Affairs (18)
- Nonclassifiable Establishments (1473)
