- Agriculture, Forestry & Fishing
- Agricultural Production Crops (4)
- Agriculture production livestock and animal specialties (10)
- Agricultural Services (76)
- Construction & Mining
- Oil And Gas Extraction (1)
- Building Construction General Contractors And Operative Builders (180)
- Heavy Construction Other Than Building Construction Contractors (14)
- Construction Special Trade Contractors (174)
- Manufacturing
- Food And Kindred Products (6)
- Tobacco Products (2)
- Textile Mill Products (4)
- Apparel And Other Finished Products Made From Fabrics And Similar Materials (5)
- Lumber And Wood Products, Except Furniture (6)
- Furniture And Fixtures (7)
- Paper And Allied Products (3)
- Printing, Publishing, And Allied Industries (39)
- Chemicals And Allied Products (4)
- Petroleum Refining And Related Industries (1)
- Rubber And Miscellaneous Plastics Products (3)
- Stone, Clay, Glass, And Concrete Products (7)
- Fabricated Metal Products, Except Machinery And Transportation Equipment (10)
- Industrial And Commercial Machinery And Computer Equipment (17)
- Electronic And Other Electrical Equipment And Components, Except Computer Equipment (17)
- Transportation Equipment (4)
- Measuring, Analyzing, And Controlling Instruments; Photographic, Medical And Optical Goods; Watches And Clocks (10)
- Miscellaneous Manufacturing Industries (30)
- Transportation & Utilities
- Railroad Transportation (1)
- Local And Suburban Transit And Interurban Highway Passenger Transportation (9)
- Motor Freight Transportation And Warehousing (28)
- United States Postal Service (1)
- Water Transportation (1)
- Transportation By Air (2)
- Transportation Services (36)
- Communications (47)
- Electric, Gas, And Sanitary Services (16)
- Retail & Wholesale Trade
- Wholesale Trade-durable Goods (121)
- Wholesale Trade-non-durable Goods (76)
- Building Materials, Hardware, Garden Supply, And Mobile Home Dealers (34)
- General Merchandise Stores (15)
- Food Stores (77)
- Automotive Dealers And Gasoline Service Stations (67)
- Apparel And Accessory Stores (87)
- Home Furniture, Furnishings, And Equipment Stores (100)
- Eating And Drinking Places (264)
- Miscellaneous Retail (292)
- Finance, Insurance & Real Estate (con't)
- Holding And Other Investment Offices (89)
- Services
- Hotels, Rooming Houses, Camps, And Other Lodging Places (17)
- Personal Services (278)
- Business Services (1270)
- Automotive Repair, Services, And Parking (57)
- Miscellaneous Repair Services (112)
- Motion Pictures (22)
- Amusement And Recreation Services (107)
- Health Services (338)
- Legal Services (81)
- Educational Services (57)
- Social Services (75)
- Museums, Art Galleries, And Botanical And Zoological Gardens (9)
- Membership Organizations (122)
- Engineering, Accounting, Research, Management, And Related Services (426)
- Miscellaneous Services (81)
- Public Administration
- Executive, Legislative, And General Government, Except Finance (5)
- Justice, Public Order, And Safety (8)
- Administration Of Human Resource Programs (3)
- Administration Of Environmental Quality And Housing Programs (4)
- Administration Of Economic Programs (3)
- National Security And International Affairs (3)
- Nonclassifiable Establishments (553)
