- Agriculture, Forestry & Fishing
- Agricultural Production Crops (4)
- Agriculture production livestock and animal specialties (14)
- Agricultural Services (17)
- Construction & Mining
- Coal Mining (2)
- Oil And Gas Extraction (5)
- Mining And Quarrying Of Nonmetallic Minerals, Except Fuels (2)
- Building Construction General Contractors And Operative Builders (21)
- Heavy Construction Other Than Building Construction Contractors (6)
- Construction Special Trade Contractors (35)
- Manufacturing
- Food And Kindred Products (6)
- Textile Mill Products (1)
- Apparel And Other Finished Products Made From Fabrics And Similar Materials (1)
- Lumber And Wood Products, Except Furniture (2)
- Printing, Publishing, And Allied Industries (7)
- Rubber And Miscellaneous Plastics Products (2)
- Stone, Clay, Glass, And Concrete Products (5)
- Fabricated Metal Products, Except Machinery And Transportation Equipment (1)
- Industrial And Commercial Machinery And Computer Equipment (7)
- Electronic And Other Electrical Equipment And Components, Except Computer Equipment (1)
- Transportation Equipment (3)
- Measuring, Analyzing, And Controlling Instruments; Photographic, Medical And Optical Goods; Watches And Clocks (1)
- Miscellaneous Manufacturing Industries (4)
- Transportation & Utilities
- Local And Suburban Transit And Interurban Highway Passenger Transportation (1)
- Transportation & Utilities (con't)
- Motor Freight Transportation And Warehousing (27)
- United States Postal Service (1)
- Transportation By Air (2)
- Transportation Services (3)
- Communications (6)
- Electric, Gas, And Sanitary Services (4)
- Retail & Wholesale Trade
- Wholesale Trade-durable Goods (34)
- Wholesale Trade-non-durable Goods (16)
- Building Materials, Hardware, Garden Supply, And Mobile Home Dealers (12)
- General Merchandise Stores (10)
- Food Stores (17)
- Automotive Dealers And Gasoline Service Stations (41)
- Apparel And Accessory Stores (12)
- Home Furniture, Furnishings, And Equipment Stores (25)
- Eating And Drinking Places (40)
- Miscellaneous Retail (67)
- Services
- Hotels, Rooming Houses, Camps, And Other Lodging Places (10)
- Personal Services (48)
- Business Services (340)
- Automotive Repair, Services, And Parking (27)
- Miscellaneous Repair Services (22)
- Motion Pictures (6)
- Amusement And Recreation Services (23)
- Health Services (67)
- Legal Services (17)
- Educational Services (12)
- Social Services (26)
- Membership Organizations (45)
- Engineering, Accounting, Research, Management, And Related Services (33)
- Miscellaneous Services (7)
- Public Administration
- Executive, Legislative, And General Government, Except Finance (9)
- Justice, Public Order, And Safety (9)
- Public Finance, Taxation, And Monetary Policy (1)
- Administration Of Human Resource Programs (6)
- Administration Of Environmental Quality And Housing Programs (5)
- Administration Of Economic Programs (5)
- National Security And International Affairs (2)
- Nonclassifiable Establishments (135)
