- Agriculture, Forestry & Fishing
- Agricultural Production Crops (23)
- Agriculture production livestock and animal specialties (6)
- Agricultural Services (72)
- Forestry (2)
- Construction & Mining
- Mining And Quarrying Of Nonmetallic Minerals, Except Fuels (4)
- Building Construction General Contractors And Operative Builders (101)
- Heavy Construction Other Than Building Construction Contractors (5)
- Construction Special Trade Contractors (159)
- Manufacturing
- Food And Kindred Products (4)
- Textile Mill Products (1)
- Apparel And Other Finished Products Made From Fabrics And Similar Materials (2)
- Lumber And Wood Products, Except Furniture (8)
- Furniture And Fixtures (2)
- Paper And Allied Products (1)
- Printing, Publishing, And Allied Industries (6)
- Chemicals And Allied Products (1)
- Petroleum Refining And Related Industries (1)
- Rubber And Miscellaneous Plastics Products (3)
- Leather And Leather Products (2)
- Stone, Clay, Glass, And Concrete Products (5)
- Fabricated Metal Products, Except Machinery And Transportation Equipment (17)
- Industrial And Commercial Machinery And Computer Equipment (17)
- Electronic And Other Electrical Equipment And Components, Except Computer Equipment (7)
- Transportation Equipment (2)
- Manufacturing (con't)
- Measuring, Analyzing, And Controlling Instruments; Photographic, Medical And Optical Goods; Watches And Clocks (4)
- Miscellaneous Manufacturing Industries (6)
- Transportation & Utilities
- Local And Suburban Transit And Interurban Highway Passenger Transportation (3)
- Motor Freight Transportation And Warehousing (35)
- United States Postal Service (1)
- Transportation By Air (3)
- Transportation Services (10)
- Communications (7)
- Electric, Gas, And Sanitary Services (12)
- Retail & Wholesale Trade
- Wholesale Trade-durable Goods (48)
- Wholesale Trade-non-durable Goods (19)
- Building Materials, Hardware, Garden Supply, And Mobile Home Dealers (24)
- General Merchandise Stores (6)
- Food Stores (16)
- Automotive Dealers And Gasoline Service Stations (25)
- Apparel And Accessory Stores (6)
- Home Furniture, Furnishings, And Equipment Stores (20)
- Eating And Drinking Places (39)
- Miscellaneous Retail (65)
- Finance, Insurance & Real Estate (con't)
- Real Estate (44)
- Holding And Other Investment Offices (12)
- Services
- Hotels, Rooming Houses, Camps, And Other Lodging Places (9)
- Personal Services (47)
- Business Services (379)
- Automotive Repair, Services, And Parking (23)
- Miscellaneous Repair Services (32)
- Motion Pictures (9)
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- Membership Organizations (37)
- Engineering, Accounting, Research, Management, And Related Services (61)
- Miscellaneous Services (16)
- Public Administration
- Executive, Legislative, And General Government, Except Finance (14)
- Justice, Public Order, And Safety (9)
- Administration Of Human Resource Programs (1)
- Administration Of Environmental Quality And Housing Programs (3)
- Administration Of Economic Programs (1)
- Nonclassifiable Establishments (75)