- Agriculture, Forestry & Fishing
- Agricultural Production Crops (12)
- Agriculture production livestock and animal specialties (3)
- Agricultural Services (43)
- Forestry (1)
- Construction & Mining
- Metal Mining (1)
- Oil And Gas Extraction (1)
- Mining And Quarrying Of Nonmetallic Minerals, Except Fuels (1)
- Building Construction General Contractors And Operative Builders (96)
- Heavy Construction Other Than Building Construction Contractors (8)
- Construction Special Trade Contractors (130)
- Manufacturing
- Food And Kindred Products (1)
- Textile Mill Products (1)
- Apparel And Other Finished Products Made From Fabrics And Similar Materials (2)
- Lumber And Wood Products, Except Furniture (3)
- Furniture And Fixtures (3)
- Printing, Publishing, And Allied Industries (9)
- Chemicals And Allied Products (1)
- Rubber And Miscellaneous Plastics Products (3)
- Stone, Clay, Glass, And Concrete Products (3)
- Fabricated Metal Products, Except Machinery And Transportation Equipment (10)
- Industrial And Commercial Machinery And Computer Equipment (14)
- Electronic And Other Electrical Equipment And Components, Except Computer Equipment (9)
- Transportation Equipment (5)
- Manufacturing (con't)
- Measuring, Analyzing, And Controlling Instruments; Photographic, Medical And Optical Goods; Watches And Clocks (8)
- Miscellaneous Manufacturing Industries (11)
- Transportation & Utilities
- Local And Suburban Transit And Interurban Highway Passenger Transportation (6)
- Motor Freight Transportation And Warehousing (20)
- Transportation By Air (13)
- Transportation Services (12)
- Communications (9)
- Electric, Gas, And Sanitary Services (2)
- Retail & Wholesale Trade
- Wholesale Trade-durable Goods (38)
- Wholesale Trade-non-durable Goods (15)
- Building Materials, Hardware, Garden Supply, And Mobile Home Dealers (14)
- Food Stores (8)
- Automotive Dealers And Gasoline Service Stations (9)
- Apparel And Accessory Stores (9)
- Home Furniture, Furnishings, And Equipment Stores (15)
- Eating And Drinking Places (19)
- Miscellaneous Retail (36)
- Finance, Insurance & Real Estate (con't)
- Holding And Other Investment Offices (18)
- Services
- Hotels, Rooming Houses, Camps, And Other Lodging Places (1)
- Personal Services (27)
- Business Services (338)
- Automotive Repair, Services, And Parking (22)
- Miscellaneous Repair Services (24)
- Motion Pictures (4)
- Amusement And Recreation Services (18)
- Health Services (19)
- Legal Services (4)
- Educational Services (18)
- Social Services (12)
- Membership Organizations (21)
- Engineering, Accounting, Research, Management, And Related Services (57)
- Miscellaneous Services (28)
- Public Administration
- Executive, Legislative, And General Government, Except Finance (7)
- Justice, Public Order, And Safety (4)
- Administration Of Human Resource Programs (1)
- Administration Of Environmental Quality And Housing Programs (1)
- Administration Of Economic Programs (2)
- Nonclassifiable Establishments (93)
