- Agriculture, Forestry & Fishing
- Agricultural Production Crops (7)
- Agriculture production livestock and animal specialties (1)
- Agricultural Services (50)
- Forestry (2)
- Fishing, hunting, and trapping (2)
- Construction & Mining
- Oil And Gas Extraction (4)
- Mining And Quarrying Of Nonmetallic Minerals, Except Fuels (1)
- Building Construction General Contractors And Operative Builders (128)
- Heavy Construction Other Than Building Construction Contractors (13)
- Construction Special Trade Contractors (123)
- Manufacturing
- Food And Kindred Products (16)
- Textile Mill Products (3)
- Apparel And Other Finished Products Made From Fabrics And Similar Materials (8)
- Lumber And Wood Products, Except Furniture (7)
- Furniture And Fixtures (6)
- Paper And Allied Products (2)
- Printing, Publishing, And Allied Industries (127)
- Chemicals And Allied Products (94)
- Petroleum Refining And Related Industries (1)
- Rubber And Miscellaneous Plastics Products (6)
- Leather And Leather Products (2)
- Stone, Clay, Glass, And Concrete Products (8)
- Primary Metal Industries (2)
- Fabricated Metal Products, Except Machinery And Transportation Equipment (6)
- Industrial And Commercial Machinery And Computer Equipment (21)
- Electronic And Other Electrical Equipment And Components, Except Computer Equipment (30)
- Manufacturing (con't)
- Transportation Equipment (9)
- Measuring, Analyzing, And Controlling Instruments; Photographic, Medical And Optical Goods; Watches And Clocks (38)
- Miscellaneous Manufacturing Industries (23)
- Transportation & Utilities
- Local And Suburban Transit And Interurban Highway Passenger Transportation (85)
- Motor Freight Transportation And Warehousing (34)
- United States Postal Service (5)
- Water Transportation (5)
- Transportation By Air (1)
- Transportation Services (74)
- Communications (141)
- Electric, Gas, And Sanitary Services (15)
- Retail & Wholesale Trade
- Wholesale Trade-durable Goods (158)
- Wholesale Trade-non-durable Goods (95)
- Building Materials, Hardware, Garden Supply, And Mobile Home Dealers (33)
- General Merchandise Stores (20)
- Food Stores (168)
- Automotive Dealers And Gasoline Service Stations (45)
- Apparel And Accessory Stores (135)
- Home Furniture, Furnishings, And Equipment Stores (166)
- Eating And Drinking Places (457)
- Miscellaneous Retail (416)
- Finance, Insurance & Real Estate (con't)
- Real Estate (481)
- Holding And Other Investment Offices (164)
- Services
- Hotels, Rooming Houses, Camps, And Other Lodging Places (64)
- Personal Services (299)
- Business Services (1864)
- Automotive Repair, Services, And Parking (100)
- Miscellaneous Repair Services (224)
- Motion Pictures (106)
- Amusement And Recreation Services (170)
- Health Services (911)
- Legal Services (281)
- Educational Services (392)
- Social Services (259)
- Museums, Art Galleries, And Botanical And Zoological Gardens (31)
- Membership Organizations (366)
- Engineering, Accounting, Research, Management, And Related Services (1313)
- Miscellaneous Services (136)
- Public Administration
- Executive, Legislative, And General Government, Except Finance (23)
- Justice, Public Order, And Safety (13)
- Public Finance, Taxation, And Monetary Policy (6)
- Administration Of Human Resource Programs (9)
- Administration Of Environmental Quality And Housing Programs (12)
- Administration Of Economic Programs (11)
- National Security And International Affairs (7)
- Nonclassifiable Establishments (1417)
