- Agriculture, Forestry & Fishing
- Agricultural Production Crops (16)
- Agriculture production livestock and animal specialties (19)
- Agricultural Services (22)
- Forestry (1)
- Construction & Mining
- Oil And Gas Extraction (58)
- Mining And Quarrying Of Nonmetallic Minerals, Except Fuels (3)
- Building Construction General Contractors And Operative Builders (30)
- Heavy Construction Other Than Building Construction Contractors (3)
- Construction Special Trade Contractors (103)
- Manufacturing
- Food And Kindred Products (2)
- Apparel And Other Finished Products Made From Fabrics And Similar Materials (3)
- Lumber And Wood Products, Except Furniture (8)
- Furniture And Fixtures (2)
- Paper And Allied Products (1)
- Printing, Publishing, And Allied Industries (12)
- Chemicals And Allied Products (2)
- Petroleum Refining And Related Industries (1)
- Leather And Leather Products (2)
- Stone, Clay, Glass, And Concrete Products (8)
- Primary Metal Industries (1)
- Fabricated Metal Products, Except Machinery And Transportation Equipment (11)
- Industrial And Commercial Machinery And Computer Equipment (32)
- Electronic And Other Electrical Equipment And Components, Except Computer Equipment (1)
- Transportation Equipment (5)
- Measuring, Analyzing, And Controlling Instruments; Photographic, Medical And Optical Goods; Watches And Clocks (3)
- Manufacturing (con't)
- Miscellaneous Manufacturing Industries (10)
- Transportation & Utilities
- Local And Suburban Transit And Interurban Highway Passenger Transportation (4)
- Motor Freight Transportation And Warehousing (33)
- United States Postal Service (1)
- Water Transportation (1)
- Transportation By Air (1)
- Pipelines, Except Natural Gas (4)
- Transportation Services (8)
- Communications (15)
- Electric, Gas, And Sanitary Services (12)
- Retail & Wholesale Trade
- Wholesale Trade-durable Goods (89)
- Wholesale Trade-non-durable Goods (29)
- Building Materials, Hardware, Garden Supply, And Mobile Home Dealers (36)
- General Merchandise Stores (17)
- Food Stores (42)
- Automotive Dealers And Gasoline Service Stations (68)
- Apparel And Accessory Stores (28)
- Home Furniture, Furnishings, And Equipment Stores (45)
- Eating And Drinking Places (81)
- Miscellaneous Retail (131)
- Finance, Insurance & Real Estate (con't)
- Real Estate (70)
- Holding And Other Investment Offices (16)
- Services
- Hotels, Rooming Houses, Camps, And Other Lodging Places (16)
- Personal Services (92)
- Business Services (504)
- Automotive Repair, Services, And Parking (66)
- Miscellaneous Repair Services (44)
- Motion Pictures (6)
- Amusement And Recreation Services (28)
- Health Services (98)
- Legal Services (27)
- Educational Services (26)
- Social Services (51)
- Museums, Art Galleries, And Botanical And Zoological Gardens (4)
- Membership Organizations (93)
- Engineering, Accounting, Research, Management, And Related Services (70)
- Miscellaneous Services (23)
- Public Administration
- Executive, Legislative, And General Government, Except Finance (5)
- Justice, Public Order, And Safety (14)
- Administration Of Human Resource Programs (7)
- Administration Of Environmental Quality And Housing Programs (3)
- Administration Of Economic Programs (6)
- National Security And International Affairs (2)
- Nonclassifiable Establishments (345)
