- Agriculture, Forestry & Fishing
- Agricultural Production Crops (35)
- Agriculture production livestock and animal specialties (9)
- Agricultural Services (70)
- Forestry (2)
- Construction & Mining
- Oil And Gas Extraction (1)
- Building Construction General Contractors And Operative Builders (118)
- Heavy Construction Other Than Building Construction Contractors (23)
- Construction Special Trade Contractors (178)
- Manufacturing
- Food And Kindred Products (4)
- Textile Mill Products (3)
- Apparel And Other Finished Products Made From Fabrics And Similar Materials (2)
- Lumber And Wood Products, Except Furniture (16)
- Furniture And Fixtures (3)
- Paper And Allied Products (2)
- Printing, Publishing, And Allied Industries (12)
- Chemicals And Allied Products (20)
- Petroleum Refining And Related Industries (2)
- Rubber And Miscellaneous Plastics Products (4)
- Leather And Leather Products (2)
- Stone, Clay, Glass, And Concrete Products (4)
- Primary Metal Industries (6)
- Fabricated Metal Products, Except Machinery And Transportation Equipment (9)
- Industrial And Commercial Machinery And Computer Equipment (10)
- Electronic And Other Electrical Equipment And Components, Except Computer Equipment (3)
- Transportation Equipment (3)
- Manufacturing (con't)
- Measuring, Analyzing, And Controlling Instruments; Photographic, Medical And Optical Goods; Watches And Clocks (3)
- Miscellaneous Manufacturing Industries (9)
- Transportation & Utilities
- Local And Suburban Transit And Interurban Highway Passenger Transportation (6)
- Motor Freight Transportation And Warehousing (64)
- United States Postal Service (1)
- Water Transportation (6)
- Transportation By Air (1)
- Transportation Services (18)
- Communications (9)
- Electric, Gas, And Sanitary Services (14)
- Retail & Wholesale Trade
- Wholesale Trade-durable Goods (71)
- Wholesale Trade-non-durable Goods (34)
- Building Materials, Hardware, Garden Supply, And Mobile Home Dealers (34)
- General Merchandise Stores (8)
- Food Stores (53)
- Automotive Dealers And Gasoline Service Stations (46)
- Apparel And Accessory Stores (16)
- Home Furniture, Furnishings, And Equipment Stores (38)
- Eating And Drinking Places (106)
- Miscellaneous Retail (136)
- Finance, Insurance & Real Estate (con't)
- Real Estate (126)
- Holding And Other Investment Offices (38)
- Services
- Hotels, Rooming Houses, Camps, And Other Lodging Places (25)
- Personal Services (82)
- Business Services (532)
- Automotive Repair, Services, And Parking (84)
- Miscellaneous Repair Services (53)
- Motion Pictures (5)
- Amusement And Recreation Services (46)
- Health Services (171)
- Legal Services (50)
- Educational Services (34)
- Social Services (60)
- Museums, Art Galleries, And Botanical And Zoological Gardens (2)
- Membership Organizations (88)
- Engineering, Accounting, Research, Management, And Related Services (92)
- Miscellaneous Services (38)
- Public Administration
- Executive, Legislative, And General Government, Except Finance (24)
- Justice, Public Order, And Safety (14)
- Public Finance, Taxation, And Monetary Policy (3)
- Administration Of Human Resource Programs (12)
- Administration Of Environmental Quality And Housing Programs (8)
- Administration Of Economic Programs (6)
- National Security And International Affairs (6)
- Nonclassifiable Establishments (172)
