- Agriculture, Forestry & Fishing
- Agricultural Production Crops (10)
- Agriculture production livestock and animal specialties (15)
- Agricultural Services (16)
- Construction & Mining
- Oil And Gas Extraction (19)
- Mining And Quarrying Of Nonmetallic Minerals, Except Fuels (2)
- Building Construction General Contractors And Operative Builders (26)
- Heavy Construction Other Than Building Construction Contractors (6)
- Construction Special Trade Contractors (48)
- Manufacturing
- Food And Kindred Products (2)
- Apparel And Other Finished Products Made From Fabrics And Similar Materials (2)
- Printing, Publishing, And Allied Industries (6)
- Chemicals And Allied Products (1)
- Petroleum Refining And Related Industries (2)
- Stone, Clay, Glass, And Concrete Products (6)
- Fabricated Metal Products, Except Machinery And Transportation Equipment (5)
- Industrial And Commercial Machinery And Computer Equipment (10)
- Electronic And Other Electrical Equipment And Components, Except Computer Equipment (1)
- Transportation Equipment (2)
- Measuring, Analyzing, And Controlling Instruments; Photographic, Medical And Optical Goods; Watches And Clocks (3)
- Miscellaneous Manufacturing Industries (5)
- Transportation & Utilities
- Motor Freight Transportation And Warehousing (8)
- United States Postal Service (1)
- Transportation & Utilities (con't)
- Transportation By Air (2)
- Pipelines, Except Natural Gas (4)
- Transportation Services (3)
- Communications (5)
- Electric, Gas, And Sanitary Services (3)
- Retail & Wholesale Trade
- Wholesale Trade-durable Goods (36)
- Wholesale Trade-non-durable Goods (11)
- Building Materials, Hardware, Garden Supply, And Mobile Home Dealers (9)
- General Merchandise Stores (5)
- Food Stores (18)
- Automotive Dealers And Gasoline Service Stations (33)
- Apparel And Accessory Stores (7)
- Home Furniture, Furnishings, And Equipment Stores (15)
- Eating And Drinking Places (21)
- Miscellaneous Retail (45)
- Services
- Hotels, Rooming Houses, Camps, And Other Lodging Places (2)
- Personal Services (29)
- Business Services (287)
- Automotive Repair, Services, And Parking (33)
- Miscellaneous Repair Services (30)
- Motion Pictures (4)
- Amusement And Recreation Services (9)
- Health Services (30)
- Legal Services (7)
- Educational Services (18)
- Social Services (15)
- Museums, Art Galleries, And Botanical And Zoological Gardens (1)
- Membership Organizations (36)
- Engineering, Accounting, Research, Management, And Related Services (22)
- Miscellaneous Services (8)
- Public Administration
- Executive, Legislative, And General Government, Except Finance (1)
- Justice, Public Order, And Safety (2)
- Administration Of Human Resource Programs (1)
- Administration Of Environmental Quality And Housing Programs (1)
- Administration Of Economic Programs (1)
- National Security And International Affairs (1)
- Nonclassifiable Establishments (99)
