- Agriculture, Forestry & Fishing
- Agricultural Production Crops (11)
- Agricultural Services (31)
- Fishing, hunting, and trapping (3)
- Construction & Mining
- Oil And Gas Extraction (2)
- Mining And Quarrying Of Nonmetallic Minerals, Except Fuels (2)
- Building Construction General Contractors And Operative Builders (57)
- Heavy Construction Other Than Building Construction Contractors (7)
- Construction Special Trade Contractors (114)
- Manufacturing
- Food And Kindred Products (7)
- Textile Mill Products (1)
- Apparel And Other Finished Products Made From Fabrics And Similar Materials (4)
- Lumber And Wood Products, Except Furniture (9)
- Furniture And Fixtures (1)
- Paper And Allied Products (3)
- Printing, Publishing, And Allied Industries (12)
- Chemicals And Allied Products (6)
- Petroleum Refining And Related Industries (1)
- Rubber And Miscellaneous Plastics Products (2)
- Stone, Clay, Glass, And Concrete Products (4)
- Fabricated Metal Products, Except Machinery And Transportation Equipment (10)
- Industrial And Commercial Machinery And Computer Equipment (11)
- Electronic And Other Electrical Equipment And Components, Except Computer Equipment (6)
- Transportation Equipment (4)
- Measuring, Analyzing, And Controlling Instruments; Photographic, Medical And Optical Goods; Watches And Clocks (5)
- Manufacturing (con't)
- Miscellaneous Manufacturing Industries (7)
- Transportation & Utilities
- Local And Suburban Transit And Interurban Highway Passenger Transportation (8)
- Motor Freight Transportation And Warehousing (24)
- United States Postal Service (3)
- Water Transportation (3)
- Transportation By Air (1)
- Transportation Services (9)
- Communications (18)
- Electric, Gas, And Sanitary Services (14)
- Retail & Wholesale Trade
- Wholesale Trade-durable Goods (76)
- Wholesale Trade-non-durable Goods (34)
- Building Materials, Hardware, Garden Supply, And Mobile Home Dealers (20)
- General Merchandise Stores (6)
- Food Stores (39)
- Automotive Dealers And Gasoline Service Stations (31)
- Apparel And Accessory Stores (12)
- Home Furniture, Furnishings, And Equipment Stores (36)
- Eating And Drinking Places (57)
- Miscellaneous Retail (84)
- Finance, Insurance & Real Estate (con't)
- Real Estate (87)
- Holding And Other Investment Offices (10)
- Services
- Hotels, Rooming Houses, Camps, And Other Lodging Places (30)
- Personal Services (62)
- Business Services (423)
- Automotive Repair, Services, And Parking (41)
- Miscellaneous Repair Services (24)
- Motion Pictures (10)
- Amusement And Recreation Services (29)
- Health Services (124)
- Legal Services (14)
- Educational Services (24)
- Social Services (48)
- Museums, Art Galleries, And Botanical And Zoological Gardens (2)
- Membership Organizations (37)
- Engineering, Accounting, Research, Management, And Related Services (127)
- Miscellaneous Services (14)
- Public Administration
- Executive, Legislative, And General Government, Except Finance (4)
- Justice, Public Order, And Safety (5)
- Administration Of Environmental Quality And Housing Programs (1)
- Administration Of Economic Programs (3)
- National Security And International Affairs (2)
- Nonclassifiable Establishments (134)
