- Agriculture, Forestry & Fishing
- Agricultural Production Crops (68)
- Agriculture production livestock and animal specialties (25)
- Agricultural Services (628)
- Forestry (5)
- Fishing, hunting, and trapping (6)
- Construction & Mining
- Metal Mining (1)
- Coal Mining (1)
- Oil And Gas Extraction (3)
- Mining And Quarrying Of Nonmetallic Minerals, Except Fuels (2)
- Building Construction General Contractors And Operative Builders (748)
- Heavy Construction Other Than Building Construction Contractors (68)
- Construction Special Trade Contractors (1677)
- Manufacturing
- Food And Kindred Products (20)
- Tobacco Products (1)
- Textile Mill Products (6)
- Apparel And Other Finished Products Made From Fabrics And Similar Materials (28)
- Lumber And Wood Products, Except Furniture (57)
- Furniture And Fixtures (20)
- Paper And Allied Products (10)
- Printing, Publishing, And Allied Industries (114)
- Chemicals And Allied Products (29)
- Petroleum Refining And Related Industries (2)
- Rubber And Miscellaneous Plastics Products (14)
- Leather And Leather Products (10)
- Stone, Clay, Glass, And Concrete Products (41)
- Primary Metal Industries (10)
- Fabricated Metal Products, Except Machinery And Transportation Equipment (55)
- Manufacturing (con't)
- Industrial And Commercial Machinery And Computer Equipment (65)
- Electronic And Other Electrical Equipment And Components, Except Computer Equipment (28)
- Transportation Equipment (24)
- Measuring, Analyzing, And Controlling Instruments; Photographic, Medical And Optical Goods; Watches And Clocks (17)
- Miscellaneous Manufacturing Industries (108)
- Transportation & Utilities
- Railroad Transportation (1)
- Local And Suburban Transit And Interurban Highway Passenger Transportation (87)
- Motor Freight Transportation And Warehousing (252)
- United States Postal Service (4)
- Water Transportation (15)
- Transportation By Air (26)
- Transportation Services (239)
- Communications (153)
- Electric, Gas, And Sanitary Services (41)
- Retail & Wholesale Trade
- Wholesale Trade-durable Goods (562)
- Wholesale Trade-non-durable Goods (352)
- Building Materials, Hardware, Garden Supply, And Mobile Home Dealers (186)
- General Merchandise Stores (47)
- Food Stores (333)
- Automotive Dealers And Gasoline Service Stations (293)
- Apparel And Accessory Stores (239)
- Home Furniture, Furnishings, And Equipment Stores (317)
- Eating And Drinking Places (750)
- Miscellaneous Retail (971)
- Finance, Insurance & Real Estate (con't)
- Insurance Carriers (39)
- Insurance Agents, Brokers, And Service (224)
- Real Estate (957)
- Holding And Other Investment Offices (472)
- Services
- Hotels, Rooming Houses, Camps, And Other Lodging Places (87)
- Personal Services (797)
- Business Services (6296)
- Automotive Repair, Services, And Parking (448)
- Miscellaneous Repair Services (730)
- Motion Pictures (105)
- Amusement And Recreation Services (391)
- Health Services (953)
- Legal Services (147)
- Educational Services (172)
- Social Services (261)
- Museums, Art Galleries, And Botanical And Zoological Gardens (21)
- Membership Organizations (545)
- Engineering, Accounting, Research, Management, And Related Services (1138)
- Miscellaneous Services (630)
- Public Administration
- Executive, Legislative, And General Government, Except Finance (26)
- Justice, Public Order, And Safety (20)
- Public Finance, Taxation, And Monetary Policy (1)
- Administration Of Human Resource Programs (10)
- Administration Of Environmental Quality And Housing Programs (17)
- Administration Of Economic Programs (2)
- National Security And International Affairs (4)
- Nonclassifiable Establishments (2812)
