- Agriculture, Forestry & Fishing
- Agricultural Production Crops (16)
- Agriculture production livestock and animal specialties (1)
- Agricultural Services (117)
- Forestry (2)
- Fishing, hunting, and trapping (2)
- Construction & Mining
- Oil And Gas Extraction (2)
- Mining And Quarrying Of Nonmetallic Minerals, Except Fuels (1)
- Building Construction General Contractors And Operative Builders (244)
- Heavy Construction Other Than Building Construction Contractors (30)
- Construction Special Trade Contractors (411)
- Manufacturing
- Food And Kindred Products (7)
- Tobacco Products (1)
- Textile Mill Products (5)
- Apparel And Other Finished Products Made From Fabrics And Similar Materials (12)
- Lumber And Wood Products, Except Furniture (10)
- Furniture And Fixtures (4)
- Paper And Allied Products (6)
- Printing, Publishing, And Allied Industries (59)
- Chemicals And Allied Products (35)
- Petroleum Refining And Related Industries (5)
- Rubber And Miscellaneous Plastics Products (18)
- Leather And Leather Products (5)
- Stone, Clay, Glass, And Concrete Products (15)
- Primary Metal Industries (6)
- Fabricated Metal Products, Except Machinery And Transportation Equipment (20)
- Industrial And Commercial Machinery And Computer Equipment (40)
- Electronic And Other Electrical Equipment And Components, Except Computer Equipment (21)
- Manufacturing (con't)
- Transportation Equipment (9)
- Measuring, Analyzing, And Controlling Instruments; Photographic, Medical And Optical Goods; Watches And Clocks (30)
- Miscellaneous Manufacturing Industries (33)
- Transportation & Utilities
- Railroad Transportation (2)
- Local And Suburban Transit And Interurban Highway Passenger Transportation (17)
- Motor Freight Transportation And Warehousing (90)
- United States Postal Service (2)
- Water Transportation (3)
- Transportation By Air (5)
- Transportation Services (51)
- Communications (72)
- Electric, Gas, And Sanitary Services (18)
- Retail & Wholesale Trade
- Wholesale Trade-durable Goods (246)
- Wholesale Trade-non-durable Goods (126)
- Building Materials, Hardware, Garden Supply, And Mobile Home Dealers (71)
- General Merchandise Stores (27)
- Food Stores (113)
- Automotive Dealers And Gasoline Service Stations (115)
- Apparel And Accessory Stores (99)
- Home Furniture, Furnishings, And Equipment Stores (132)
- Eating And Drinking Places (301)
- Miscellaneous Retail (430)
- Finance, Insurance & Real Estate (con't)
- Real Estate (276)
- Holding And Other Investment Offices (118)
- Services
- Hotels, Rooming Houses, Camps, And Other Lodging Places (39)
- Personal Services (275)
- Business Services (1705)
- Automotive Repair, Services, And Parking (170)
- Miscellaneous Repair Services (108)
- Motion Pictures (23)
- Amusement And Recreation Services (156)
- Health Services (609)
- Legal Services (51)
- Educational Services (150)
- Social Services (272)
- Museums, Art Galleries, And Botanical And Zoological Gardens (7)
- Membership Organizations (244)
- Engineering, Accounting, Research, Management, And Related Services (521)
- Miscellaneous Services (96)
- Public Administration
- Executive, Legislative, And General Government, Except Finance (9)
- Justice, Public Order, And Safety (6)
- Public Finance, Taxation, And Monetary Policy (1)
- Administration Of Human Resource Programs (15)
- Administration Of Environmental Quality And Housing Programs (9)
- Administration Of Economic Programs (8)
- National Security And International Affairs (6)
- Nonclassifiable Establishments (668)
