- Agriculture, Forestry & Fishing
- Agricultural Production Crops (19)
- Agriculture production livestock and animal specialties (22)
- Agricultural Services (5)
- Forestry (25)
- Fishing, hunting, and trapping (1)
- Construction & Mining
- Metal Mining (1)
- Oil And Gas Extraction (1)
- Mining And Quarrying Of Nonmetallic Minerals, Except Fuels (3)
- Building Construction General Contractors And Operative Builders (24)
- Heavy Construction Other Than Building Construction Contractors (5)
- Construction Special Trade Contractors (43)
- Manufacturing
- Textile Mill Products (1)
- Apparel And Other Finished Products Made From Fabrics And Similar Materials (1)
- Lumber And Wood Products, Except Furniture (17)
- Printing, Publishing, And Allied Industries (7)
- Rubber And Miscellaneous Plastics Products (1)
- Leather And Leather Products (2)
- Stone, Clay, Glass, And Concrete Products (2)
- Primary Metal Industries (1)
- Fabricated Metal Products, Except Machinery And Transportation Equipment (2)
- Industrial And Commercial Machinery And Computer Equipment (5)
- Electronic And Other Electrical Equipment And Components, Except Computer Equipment (1)
- Transportation Equipment (3)
- Miscellaneous Manufacturing Industries (7)
- Transportation & Utilities
- Local And Suburban Transit And Interurban Highway Passenger Transportation (3)
- Motor Freight Transportation And Warehousing (33)
- United States Postal Service (1)
- Water Transportation (1)
- Transportation By Air (2)
- Transportation Services (6)
- Communications (5)
- Electric, Gas, And Sanitary Services (5)
- Retail & Wholesale Trade
- Wholesale Trade-durable Goods (25)
- Wholesale Trade-non-durable Goods (12)
- Building Materials, Hardware, Garden Supply, And Mobile Home Dealers (12)
- General Merchandise Stores (2)
- Food Stores (15)
- Automotive Dealers And Gasoline Service Stations (13)
- Apparel And Accessory Stores (6)
- Home Furniture, Furnishings, And Equipment Stores (10)
- Eating And Drinking Places (23)
- Miscellaneous Retail (31)
- Finance, Insurance & Real Estate (con't)
- Holding And Other Investment Offices (5)
- Services
- Hotels, Rooming Houses, Camps, And Other Lodging Places (8)
- Personal Services (16)
- Business Services (132)
- Automotive Repair, Services, And Parking (25)
- Miscellaneous Repair Services (23)
- Motion Pictures (2)
- Amusement And Recreation Services (10)
- Health Services (22)
- Legal Services (9)
- Educational Services (9)
- Social Services (18)
- Museums, Art Galleries, And Botanical And Zoological Gardens (1)
- Membership Organizations (26)
- Engineering, Accounting, Research, Management, And Related Services (26)
- Miscellaneous Services (10)
- Public Administration
- Executive, Legislative, And General Government, Except Finance (2)
- Justice, Public Order, And Safety (8)
- Administration Of Human Resource Programs (2)
- Administration Of Environmental Quality And Housing Programs (3)
- Administration Of Economic Programs (3)
- Nonclassifiable Establishments (62)
