- Agriculture, Forestry & Fishing
- Agricultural Production Crops (33)
- Agricultural Services (36)
- Forestry (1)
- Construction & Mining
- Oil And Gas Extraction (2)
- Building Construction General Contractors And Operative Builders (90)
- Heavy Construction Other Than Building Construction Contractors (11)
- Construction Special Trade Contractors (106)
- Manufacturing
- Food And Kindred Products (5)
- Apparel And Other Finished Products Made From Fabrics And Similar Materials (4)
- Lumber And Wood Products, Except Furniture (13)
- Furniture And Fixtures (1)
- Printing, Publishing, And Allied Industries (8)
- Chemicals And Allied Products (7)
- Petroleum Refining And Related Industries (2)
- Stone, Clay, Glass, And Concrete Products (5)
- Fabricated Metal Products, Except Machinery And Transportation Equipment (8)
- Industrial And Commercial Machinery And Computer Equipment (4)
- Transportation Equipment (3)
- Measuring, Analyzing, And Controlling Instruments; Photographic, Medical And Optical Goods; Watches And Clocks (2)
- Miscellaneous Manufacturing Industries (8)
- Transportation & Utilities (con't)
- Motor Freight Transportation And Warehousing (37)
- United States Postal Service (1)
- Pipelines, Except Natural Gas (1)
- Transportation Services (10)
- Communications (9)
- Electric, Gas, And Sanitary Services (17)
- Retail & Wholesale Trade
- Wholesale Trade-durable Goods (36)
- Wholesale Trade-non-durable Goods (20)
- Building Materials, Hardware, Garden Supply, And Mobile Home Dealers (23)
- General Merchandise Stores (8)
- Food Stores (27)
- Automotive Dealers And Gasoline Service Stations (63)
- Apparel And Accessory Stores (8)
- Home Furniture, Furnishings, And Equipment Stores (15)
- Eating And Drinking Places (57)
- Miscellaneous Retail (61)
- Finance, Insurance & Real Estate (con't)
- Holding And Other Investment Offices (17)
- Services
- Hotels, Rooming Houses, Camps, And Other Lodging Places (4)
- Personal Services (63)
- Business Services (605)
- Automotive Repair, Services, And Parking (38)
- Miscellaneous Repair Services (32)
- Motion Pictures (4)
- Amusement And Recreation Services (25)
- Health Services (38)
- Legal Services (14)
- Educational Services (16)
- Social Services (32)
- Membership Organizations (74)
- Engineering, Accounting, Research, Management, And Related Services (48)
- Miscellaneous Services (16)
- Public Administration
- Executive, Legislative, And General Government, Except Finance (8)
- Justice, Public Order, And Safety (10)
- Administration Of Human Resource Programs (5)
- Administration Of Environmental Quality And Housing Programs (5)
- National Security And International Affairs (2)
- Nonclassifiable Establishments (206)
