- Agriculture, Forestry & Fishing
- Agricultural Production Crops (1)
- Agricultural Services (63)
- Construction & Mining
- Oil And Gas Extraction (1)
- Building Construction General Contractors And Operative Builders (106)
- Heavy Construction Other Than Building Construction Contractors (11)
- Construction Special Trade Contractors (210)
- Manufacturing
- Food And Kindred Products (4)
- Textile Mill Products (2)
- Apparel And Other Finished Products Made From Fabrics And Similar Materials (3)
- Lumber And Wood Products, Except Furniture (2)
- Furniture And Fixtures (1)
- Paper And Allied Products (1)
- Printing, Publishing, And Allied Industries (17)
- Chemicals And Allied Products (14)
- Rubber And Miscellaneous Plastics Products (2)
- Stone, Clay, Glass, And Concrete Products (1)
- Fabricated Metal Products, Except Machinery And Transportation Equipment (13)
- Industrial And Commercial Machinery And Computer Equipment (27)
- Electronic And Other Electrical Equipment And Components, Except Computer Equipment (27)
- Transportation Equipment (3)
- Measuring, Analyzing, And Controlling Instruments; Photographic, Medical And Optical Goods; Watches And Clocks (30)
- Miscellaneous Manufacturing Industries (12)
- Transportation & Utilities
- Local And Suburban Transit And Interurban Highway Passenger Transportation (12)
- Transportation & Utilities (con't)
- Motor Freight Transportation And Warehousing (34)
- United States Postal Service (2)
- Water Transportation (2)
- Transportation By Air (1)
- Transportation Services (12)
- Communications (16)
- Electric, Gas, And Sanitary Services (5)
- Retail & Wholesale Trade
- Wholesale Trade-durable Goods (94)
- Wholesale Trade-non-durable Goods (37)
- Building Materials, Hardware, Garden Supply, And Mobile Home Dealers (15)
- General Merchandise Stores (5)
- Food Stores (17)
- Automotive Dealers And Gasoline Service Stations (22)
- Apparel And Accessory Stores (15)
- Home Furniture, Furnishings, And Equipment Stores (22)
- Eating And Drinking Places (56)
- Miscellaneous Retail (88)
- Services
- Hotels, Rooming Houses, Camps, And Other Lodging Places (7)
- Personal Services (67)
- Business Services (485)
- Automotive Repair, Services, And Parking (64)
- Miscellaneous Repair Services (61)
- Motion Pictures (10)
- Amusement And Recreation Services (32)
- Health Services (42)
- Legal Services (17)
- Educational Services (26)
- Social Services (19)
- Museums, Art Galleries, And Botanical And Zoological Gardens (1)
- Membership Organizations (40)
- Engineering, Accounting, Research, Management, And Related Services (115)
- Miscellaneous Services (21)
- Public Administration
- Executive, Legislative, And General Government, Except Finance (2)
- Justice, Public Order, And Safety (3)
- Public Finance, Taxation, And Monetary Policy (3)
- Administration Of Human Resource Programs (3)
- Administration Of Environmental Quality And Housing Programs (5)
- National Security And International Affairs (1)
- Nonclassifiable Establishments (154)
