- Agriculture, Forestry & Fishing
- Agricultural Production Crops (25)
- Agriculture production livestock and animal specialties (2)
- Agricultural Services (65)
- Forestry (2)
- Construction & Mining
- Oil And Gas Extraction (2)
- Building Construction General Contractors And Operative Builders (93)
- Heavy Construction Other Than Building Construction Contractors (12)
- Construction Special Trade Contractors (187)
- Manufacturing
- Food And Kindred Products (3)
- Apparel And Other Finished Products Made From Fabrics And Similar Materials (5)
- Lumber And Wood Products, Except Furniture (7)
- Furniture And Fixtures (1)
- Paper And Allied Products (3)
- Printing, Publishing, And Allied Industries (23)
- Chemicals And Allied Products (6)
- Petroleum Refining And Related Industries (1)
- Rubber And Miscellaneous Plastics Products (5)
- Stone, Clay, Glass, And Concrete Products (8)
- Primary Metal Industries (7)
- Fabricated Metal Products, Except Machinery And Transportation Equipment (19)
- Industrial And Commercial Machinery And Computer Equipment (19)
- Electronic And Other Electrical Equipment And Components, Except Computer Equipment (14)
- Transportation Equipment (5)
- Measuring, Analyzing, And Controlling Instruments; Photographic, Medical And Optical Goods; Watches And Clocks (8)
- Manufacturing (con't)
- Miscellaneous Manufacturing Industries (13)
- Transportation & Utilities
- Railroad Transportation (1)
- Local And Suburban Transit And Interurban Highway Passenger Transportation (2)
- Motor Freight Transportation And Warehousing (27)
- United States Postal Service (1)
- Transportation By Air (1)
- Transportation Services (13)
- Communications (11)
- Electric, Gas, And Sanitary Services (9)
- Retail & Wholesale Trade
- Wholesale Trade-durable Goods (104)
- Wholesale Trade-non-durable Goods (56)
- Building Materials, Hardware, Garden Supply, And Mobile Home Dealers (28)
- General Merchandise Stores (1)
- Food Stores (57)
- Automotive Dealers And Gasoline Service Stations (38)
- Apparel And Accessory Stores (15)
- Home Furniture, Furnishings, And Equipment Stores (42)
- Eating And Drinking Places (49)
- Miscellaneous Retail (125)
- Finance, Insurance & Real Estate (con't)
- Real Estate (110)
- Holding And Other Investment Offices (36)
- Services
- Hotels, Rooming Houses, Camps, And Other Lodging Places (3)
- Personal Services (71)
- Business Services (624)
- Automotive Repair, Services, And Parking (44)
- Miscellaneous Repair Services (46)
- Motion Pictures (10)
- Amusement And Recreation Services (48)
- Health Services (169)
- Legal Services (59)
- Educational Services (34)
- Social Services (53)
- Museums, Art Galleries, And Botanical And Zoological Gardens (2)
- Membership Organizations (61)
- Engineering, Accounting, Research, Management, And Related Services (215)
- Miscellaneous Services (21)
- Public Administration
- Executive, Legislative, And General Government, Except Finance (16)
- Justice, Public Order, And Safety (10)
- Public Finance, Taxation, And Monetary Policy (1)
- Administration Of Environmental Quality And Housing Programs (3)
- Administration Of Economic Programs (1)
- National Security And International Affairs (1)
- Nonclassifiable Establishments (284)
