- Agriculture, Forestry & Fishing
- Agricultural Production Crops (73)
- Agriculture production livestock and animal specialties (56)
- Agricultural Services (226)
- Forestry (6)
- Fishing, hunting, and trapping (6)
- Construction & Mining
- Metal Mining (1)
- Oil And Gas Extraction (10)
- Mining And Quarrying Of Nonmetallic Minerals, Except Fuels (6)
- Building Construction General Contractors And Operative Builders (544)
- Heavy Construction Other Than Building Construction Contractors (46)
- Construction Special Trade Contractors (727)
- Manufacturing
- Food And Kindred Products (44)
- Tobacco Products (1)
- Textile Mill Products (3)
- Apparel And Other Finished Products Made From Fabrics And Similar Materials (21)
- Lumber And Wood Products, Except Furniture (44)
- Furniture And Fixtures (21)
- Paper And Allied Products (6)
- Printing, Publishing, And Allied Industries (85)
- Chemicals And Allied Products (41)
- Petroleum Refining And Related Industries (11)
- Rubber And Miscellaneous Plastics Products (15)
- Leather And Leather Products (2)
- Stone, Clay, Glass, And Concrete Products (30)
- Primary Metal Industries (15)
- Fabricated Metal Products, Except Machinery And Transportation Equipment (58)
- Industrial And Commercial Machinery And Computer Equipment (67)
- Manufacturing (con't)
- Electronic And Other Electrical Equipment And Components, Except Computer Equipment (21)
- Transportation Equipment (30)
- Measuring, Analyzing, And Controlling Instruments; Photographic, Medical And Optical Goods; Watches And Clocks (23)
- Miscellaneous Manufacturing Industries (83)
- Transportation & Utilities
- Railroad Transportation (8)
- Local And Suburban Transit And Interurban Highway Passenger Transportation (20)
- Motor Freight Transportation And Warehousing (195)
- United States Postal Service (5)
- Water Transportation (2)
- Transportation By Air (9)
- Pipelines, Except Natural Gas (4)
- Transportation Services (108)
- Communications (94)
- Electric, Gas, And Sanitary Services (50)
- Retail & Wholesale Trade
- Wholesale Trade-durable Goods (449)
- Wholesale Trade-non-durable Goods (246)
- Building Materials, Hardware, Garden Supply, And Mobile Home Dealers (142)
- General Merchandise Stores (40)
- Food Stores (194)
- Automotive Dealers And Gasoline Service Stations (242)
- Apparel And Accessory Stores (132)
- Home Furniture, Furnishings, And Equipment Stores (190)
- Eating And Drinking Places (407)
- Miscellaneous Retail (632)
- Finance, Insurance & Real Estate (con't)
- Insurance Carriers (42)
- Insurance Agents, Brokers, And Service (173)
- Real Estate (625)
- Holding And Other Investment Offices (382)
- Services
- Hotels, Rooming Houses, Camps, And Other Lodging Places (42)
- Personal Services (480)
- Business Services (2855)
- Automotive Repair, Services, And Parking (334)
- Miscellaneous Repair Services (226)
- Motion Pictures (50)
- Amusement And Recreation Services (184)
- Health Services (666)
- Legal Services (150)
- Educational Services (196)
- Social Services (220)
- Museums, Art Galleries, And Botanical And Zoological Gardens (15)
- Membership Organizations (294)
- Engineering, Accounting, Research, Management, And Related Services (580)
- Miscellaneous Services (160)
- Public Administration
- Executive, Legislative, And General Government, Except Finance (71)
- Justice, Public Order, And Safety (50)
- Public Finance, Taxation, And Monetary Policy (11)
- Administration Of Human Resource Programs (24)
- Administration Of Environmental Quality And Housing Programs (20)
- Administration Of Economic Programs (14)
- National Security And International Affairs (14)
- Nonclassifiable Establishments (1251)
