- Agriculture, Forestry & Fishing
- Agricultural Production Crops (19)
- Agriculture production livestock and animal specialties (35)
- Agricultural Services (31)
- Forestry (1)
- Fishing, hunting, and trapping (1)
- Construction & Mining
- Metal Mining (1)
- Oil And Gas Extraction (110)
- Mining And Quarrying Of Nonmetallic Minerals, Except Fuels (5)
- Building Construction General Contractors And Operative Builders (80)
- Heavy Construction Other Than Building Construction Contractors (20)
- Construction Special Trade Contractors (142)
- Manufacturing
- Food And Kindred Products (4)
- Apparel And Other Finished Products Made From Fabrics And Similar Materials (4)
- Lumber And Wood Products, Except Furniture (20)
- Furniture And Fixtures (5)
- Paper And Allied Products (1)
- Printing, Publishing, And Allied Industries (8)
- Chemicals And Allied Products (2)
- Rubber And Miscellaneous Plastics Products (2)
- Leather And Leather Products (1)
- Stone, Clay, Glass, And Concrete Products (5)
- Primary Metal Industries (1)
- Fabricated Metal Products, Except Machinery And Transportation Equipment (4)
- Industrial And Commercial Machinery And Computer Equipment (18)
- Electronic And Other Electrical Equipment And Components, Except Computer Equipment (1)
- Transportation Equipment (6)
- Manufacturing (con't)
- Measuring, Analyzing, And Controlling Instruments; Photographic, Medical And Optical Goods; Watches And Clocks (1)
- Miscellaneous Manufacturing Industries (11)
- Transportation & Utilities
- Local And Suburban Transit And Interurban Highway Passenger Transportation (13)
- Motor Freight Transportation And Warehousing (123)
- United States Postal Service (1)
- Water Transportation (3)
- Transportation By Air (5)
- Pipelines, Except Natural Gas (1)
- Transportation Services (23)
- Communications (21)
- Electric, Gas, And Sanitary Services (23)
- Retail & Wholesale Trade
- Wholesale Trade-durable Goods (92)
- Wholesale Trade-non-durable Goods (46)
- Building Materials, Hardware, Garden Supply, And Mobile Home Dealers (25)
- General Merchandise Stores (8)
- Food Stores (21)
- Automotive Dealers And Gasoline Service Stations (34)
- Apparel And Accessory Stores (20)
- Home Furniture, Furnishings, And Equipment Stores (30)
- Eating And Drinking Places (48)
- Miscellaneous Retail (120)
- Finance, Insurance & Real Estate (con't)
- Real Estate (66)
- Holding And Other Investment Offices (59)
- Services
- Hotels, Rooming Houses, Camps, And Other Lodging Places (25)
- Personal Services (76)
- Business Services (542)
- Automotive Repair, Services, And Parking (56)
- Miscellaneous Repair Services (96)
- Motion Pictures (8)
- Amusement And Recreation Services (34)
- Health Services (75)
- Legal Services (13)
- Educational Services (27)
- Social Services (28)
- Museums, Art Galleries, And Botanical And Zoological Gardens (4)
- Membership Organizations (58)
- Engineering, Accounting, Research, Management, And Related Services (87)
- Miscellaneous Services (71)
- Public Administration
- Executive, Legislative, And General Government, Except Finance (12)
- Justice, Public Order, And Safety (12)
- Administration Of Human Resource Programs (5)
- Administration Of Environmental Quality And Housing Programs (13)
- Administration Of Economic Programs (5)
- National Security And International Affairs (1)
- Nonclassifiable Establishments (182)
