- Agriculture, Forestry & Fishing
- Agricultural Production Crops (19)
- Agriculture production livestock and animal specialties (10)
- Agricultural Services (139)
- Forestry (2)
- Construction & Mining
- Oil And Gas Extraction (6)
- Mining And Quarrying Of Nonmetallic Minerals, Except Fuels (1)
- Building Construction General Contractors And Operative Builders (351)
- Heavy Construction Other Than Building Construction Contractors (39)
- Construction Special Trade Contractors (600)
- Manufacturing
- Food And Kindred Products (11)
- Textile Mill Products (4)
- Apparel And Other Finished Products Made From Fabrics And Similar Materials (15)
- Lumber And Wood Products, Except Furniture (30)
- Furniture And Fixtures (16)
- Paper And Allied Products (1)
- Printing, Publishing, And Allied Industries (34)
- Chemicals And Allied Products (12)
- Petroleum Refining And Related Industries (2)
- Rubber And Miscellaneous Plastics Products (10)
- Leather And Leather Products (1)
- Stone, Clay, Glass, And Concrete Products (16)
- Primary Metal Industries (8)
- Fabricated Metal Products, Except Machinery And Transportation Equipment (40)
- Industrial And Commercial Machinery And Computer Equipment (45)
- Electronic And Other Electrical Equipment And Components, Except Computer Equipment (24)
- Manufacturing (con't)
- Transportation Equipment (8)
- Measuring, Analyzing, And Controlling Instruments; Photographic, Medical And Optical Goods; Watches And Clocks (10)
- Miscellaneous Manufacturing Industries (37)
- Transportation & Utilities
- Railroad Transportation (1)
- Local And Suburban Transit And Interurban Highway Passenger Transportation (4)
- Motor Freight Transportation And Warehousing (111)
- United States Postal Service (1)
- Transportation By Air (6)
- Transportation Services (73)
- Communications (54)
- Electric, Gas, And Sanitary Services (17)
- Retail & Wholesale Trade
- Wholesale Trade-durable Goods (201)
- Wholesale Trade-non-durable Goods (97)
- Building Materials, Hardware, Garden Supply, And Mobile Home Dealers (50)
- General Merchandise Stores (17)
- Food Stores (79)
- Automotive Dealers And Gasoline Service Stations (59)
- Apparel And Accessory Stores (55)
- Home Furniture, Furnishings, And Equipment Stores (118)
- Eating And Drinking Places (173)
- Miscellaneous Retail (277)
- Finance, Insurance & Real Estate (con't)
- Insurance Agents, Brokers, And Service (86)
- Real Estate (275)
- Holding And Other Investment Offices (196)
- Services
- Hotels, Rooming Houses, Camps, And Other Lodging Places (7)
- Personal Services (276)
- Business Services (2265)
- Automotive Repair, Services, And Parking (100)
- Miscellaneous Repair Services (168)
- Motion Pictures (52)
- Amusement And Recreation Services (96)
- Health Services (270)
- Legal Services (25)
- Educational Services (63)
- Social Services (109)
- Museums, Art Galleries, And Botanical And Zoological Gardens (1)
- Membership Organizations (151)
- Engineering, Accounting, Research, Management, And Related Services (306)
- Miscellaneous Services (111)
- Public Administration
- Executive, Legislative, And General Government, Except Finance (5)
- Justice, Public Order, And Safety (12)
- Administration Of Human Resource Programs (4)
- Administration Of Environmental Quality And Housing Programs (4)
- National Security And International Affairs (4)
- Nonclassifiable Establishments (698)
