- Agriculture, Forestry & Fishing
- Agricultural Production Crops (56)
- Agriculture production livestock and animal specialties (28)
- Agricultural Services (37)
- Forestry (1)
- Construction & Mining
- Building Construction General Contractors And Operative Builders (43)
- Heavy Construction Other Than Building Construction Contractors (6)
- Construction Special Trade Contractors (76)
- Manufacturing
- Food And Kindred Products (1)
- Apparel And Other Finished Products Made From Fabrics And Similar Materials (6)
- Lumber And Wood Products, Except Furniture (7)
- Furniture And Fixtures (1)
- Printing, Publishing, And Allied Industries (3)
- Chemicals And Allied Products (2)
- Leather And Leather Products (1)
- Stone, Clay, Glass, And Concrete Products (3)
- Fabricated Metal Products, Except Machinery And Transportation Equipment (7)
- Industrial And Commercial Machinery And Computer Equipment (9)
- Electronic And Other Electrical Equipment And Components, Except Computer Equipment (1)
- Transportation Equipment (2)
- Measuring, Analyzing, And Controlling Instruments; Photographic, Medical And Optical Goods; Watches And Clocks (2)
- Miscellaneous Manufacturing Industries (3)
- Transportation & Utilities
- Local And Suburban Transit And Interurban Highway Passenger Transportation (2)
- Motor Freight Transportation And Warehousing (17)
- United States Postal Service (1)
- Transportation Services (7)
- Communications (1)
- Electric, Gas, And Sanitary Services (5)
- Retail & Wholesale Trade
- Wholesale Trade-durable Goods (27)
- Wholesale Trade-non-durable Goods (15)
- Building Materials, Hardware, Garden Supply, And Mobile Home Dealers (6)
- Food Stores (11)
- Automotive Dealers And Gasoline Service Stations (19)
- Apparel And Accessory Stores (3)
- Home Furniture, Furnishings, And Equipment Stores (8)
- Eating And Drinking Places (20)
- Miscellaneous Retail (23)
- Finance, Insurance & Real Estate (con't)
- Holding And Other Investment Offices (7)
- Services
- Hotels, Rooming Houses, Camps, And Other Lodging Places (3)
- Personal Services (25)
- Business Services (213)
- Automotive Repair, Services, And Parking (22)
- Miscellaneous Repair Services (10)
- Motion Pictures (2)
- Amusement And Recreation Services (11)
- Health Services (15)
- Legal Services (3)
- Educational Services (10)
- Social Services (9)
- Membership Organizations (18)
- Engineering, Accounting, Research, Management, And Related Services (17)
- Miscellaneous Services (12)
- Public Administration
- Executive, Legislative, And General Government, Except Finance (6)
- Justice, Public Order, And Safety (3)
- Administration Of Environmental Quality And Housing Programs (3)
- Administration Of Economic Programs (2)
- National Security And International Affairs (1)
- Nonclassifiable Establishments (38)
