- Agriculture, Forestry & Fishing
- Agricultural Production Crops (9)
- Agriculture production livestock and animal specialties (1)
- Agricultural Services (43)
- Construction & Mining
- Oil And Gas Extraction (2)
- Mining And Quarrying Of Nonmetallic Minerals, Except Fuels (1)
- Building Construction General Contractors And Operative Builders (117)
- Heavy Construction Other Than Building Construction Contractors (13)
- Construction Special Trade Contractors (166)
- Manufacturing
- Food And Kindred Products (6)
- Textile Mill Products (2)
- Apparel And Other Finished Products Made From Fabrics And Similar Materials (8)
- Lumber And Wood Products, Except Furniture (7)
- Furniture And Fixtures (4)
- Printing, Publishing, And Allied Industries (23)
- Chemicals And Allied Products (4)
- Petroleum Refining And Related Industries (2)
- Rubber And Miscellaneous Plastics Products (2)
- Stone, Clay, Glass, And Concrete Products (8)
- Primary Metal Industries (3)
- Fabricated Metal Products, Except Machinery And Transportation Equipment (9)
- Industrial And Commercial Machinery And Computer Equipment (3)
- Electronic And Other Electrical Equipment And Components, Except Computer Equipment (3)
- Transportation Equipment (6)
- Measuring, Analyzing, And Controlling Instruments; Photographic, Medical And Optical Goods; Watches And Clocks (3)
- Miscellaneous Manufacturing Industries (10)
- Transportation & Utilities
- Railroad Transportation (1)
- Local And Suburban Transit And Interurban Highway Passenger Transportation (10)
- Motor Freight Transportation And Warehousing (19)
- United States Postal Service (1)
- Water Transportation (4)
- Transportation By Air (1)
- Transportation Services (25)
- Communications (21)
- Electric, Gas, And Sanitary Services (8)
- Retail & Wholesale Trade
- Wholesale Trade-durable Goods (94)
- Wholesale Trade-non-durable Goods (65)
- Building Materials, Hardware, Garden Supply, And Mobile Home Dealers (16)
- General Merchandise Stores (4)
- Food Stores (34)
- Automotive Dealers And Gasoline Service Stations (38)
- Apparel And Accessory Stores (46)
- Home Furniture, Furnishings, And Equipment Stores (41)
- Eating And Drinking Places (132)
- Miscellaneous Retail (140)
- Finance, Insurance & Real Estate (con't)
- Holding And Other Investment Offices (45)
- Services
- Hotels, Rooming Houses, Camps, And Other Lodging Places (25)
- Personal Services (121)
- Business Services (803)
- Automotive Repair, Services, And Parking (45)
- Miscellaneous Repair Services (52)
- Motion Pictures (23)
- Amusement And Recreation Services (71)
- Health Services (241)
- Legal Services (25)
- Educational Services (55)
- Social Services (124)
- Museums, Art Galleries, And Botanical And Zoological Gardens (5)
- Membership Organizations (88)
- Engineering, Accounting, Research, Management, And Related Services (216)
- Miscellaneous Services (69)
- Public Administration
- Executive, Legislative, And General Government, Except Finance (3)
- Justice, Public Order, And Safety (7)
- Administration Of Human Resource Programs (18)
- Administration Of Environmental Quality And Housing Programs (2)
- Administration Of Economic Programs (2)
- National Security And International Affairs (4)
- Nonclassifiable Establishments (265)
