- Agriculture, Forestry & Fishing
- Agricultural Production Crops (23)
- Agriculture production livestock and animal specialties (20)
- Agricultural Services (145)
- Forestry (3)
- Fishing, hunting, and trapping (4)
- Construction & Mining
- Coal Mining (2)
- Oil And Gas Extraction (50)
- Building Construction General Contractors And Operative Builders (313)
- Heavy Construction Other Than Building Construction Contractors (32)
- Construction Special Trade Contractors (523)
- Manufacturing
- Food And Kindred Products (20)
- Tobacco Products (1)
- Textile Mill Products (6)
- Apparel And Other Finished Products Made From Fabrics And Similar Materials (25)
- Lumber And Wood Products, Except Furniture (19)
- Furniture And Fixtures (15)
- Paper And Allied Products (11)
- Printing, Publishing, And Allied Industries (136)
- Chemicals And Allied Products (31)
- Petroleum Refining And Related Industries (2)
- Rubber And Miscellaneous Plastics Products (11)
- Leather And Leather Products (1)
- Stone, Clay, Glass, And Concrete Products (14)
- Primary Metal Industries (6)
- Fabricated Metal Products, Except Machinery And Transportation Equipment (39)
- Industrial And Commercial Machinery And Computer Equipment (66)
- Electronic And Other Electrical Equipment And Components, Except Computer Equipment (131)
- Manufacturing (con't)
- Transportation Equipment (14)
- Measuring, Analyzing, And Controlling Instruments; Photographic, Medical And Optical Goods; Watches And Clocks (54)
- Miscellaneous Manufacturing Industries (80)
- Transportation & Utilities
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- Motor Freight Transportation And Warehousing (83)
- United States Postal Service (2)
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- Pipelines, Except Natural Gas (2)
- Transportation Services (114)
- Communications (239)
- Electric, Gas, And Sanitary Services (14)
- Retail & Wholesale Trade
- Wholesale Trade-durable Goods (649)
- Wholesale Trade-non-durable Goods (265)
- Building Materials, Hardware, Garden Supply, And Mobile Home Dealers (67)
- General Merchandise Stores (39)
- Food Stores (169)
- Automotive Dealers And Gasoline Service Stations (148)
- Apparel And Accessory Stores (145)
- Home Furniture, Furnishings, And Equipment Stores (296)
- Eating And Drinking Places (481)
- Miscellaneous Retail (805)
- Finance, Insurance & Real Estate (con't)
- Insurance Agents, Brokers, And Service (254)
- Real Estate (528)
- Holding And Other Investment Offices (301)
- Services
- Hotels, Rooming Houses, Camps, And Other Lodging Places (41)
- Personal Services (484)
- Business Services (2946)
- Automotive Repair, Services, And Parking (178)
- Miscellaneous Repair Services (294)
- Motion Pictures (82)
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- Health Services (725)
- Legal Services (174)
- Educational Services (168)
- Social Services (189)
- Museums, Art Galleries, And Botanical And Zoological Gardens (11)
- Membership Organizations (297)
- Engineering, Accounting, Research, Management, And Related Services (1180)
- Miscellaneous Services (208)
- Public Administration
- Executive, Legislative, And General Government, Except Finance (12)
- Justice, Public Order, And Safety (6)
- Public Finance, Taxation, And Monetary Policy (1)
- Administration Of Human Resource Programs (2)
- Administration Of Environmental Quality And Housing Programs (4)
- Administration Of Economic Programs (2)
- National Security And International Affairs (2)
- Nonclassifiable Establishments (1772)
