- Agriculture, Forestry & Fishing
- Agricultural Production Crops (10)
- Agriculture production livestock and animal specialties (7)
- Agricultural Services (19)
- Forestry (1)
- Construction & Mining
- Metal Mining (2)
- Coal Mining (2)
- Building Construction General Contractors And Operative Builders (44)
- Heavy Construction Other Than Building Construction Contractors (10)
- Construction Special Trade Contractors (69)
- Manufacturing
- Food And Kindred Products (2)
- Apparel And Other Finished Products Made From Fabrics And Similar Materials (1)
- Lumber And Wood Products, Except Furniture (2)
- Furniture And Fixtures (1)
- Paper And Allied Products (4)
- Printing, Publishing, And Allied Industries (7)
- Chemicals And Allied Products (1)
- Petroleum Refining And Related Industries (1)
- Rubber And Miscellaneous Plastics Products (1)
- Leather And Leather Products (1)
- Stone, Clay, Glass, And Concrete Products (2)
- Primary Metal Industries (1)
- Fabricated Metal Products, Except Machinery And Transportation Equipment (5)
- Industrial And Commercial Machinery And Computer Equipment (5)
- Electronic And Other Electrical Equipment And Components, Except Computer Equipment (1)
- Manufacturing (con't)
- Measuring, Analyzing, And Controlling Instruments; Photographic, Medical And Optical Goods; Watches And Clocks (1)
- Miscellaneous Manufacturing Industries (7)
- Transportation & Utilities
- Local And Suburban Transit And Interurban Highway Passenger Transportation (2)
- Motor Freight Transportation And Warehousing (17)
- Water Transportation (1)
- Transportation By Air (9)
- Transportation Services (9)
- Communications (15)
- Electric, Gas, And Sanitary Services (2)
- Retail & Wholesale Trade
- Wholesale Trade-durable Goods (45)
- Wholesale Trade-non-durable Goods (15)
- Building Materials, Hardware, Garden Supply, And Mobile Home Dealers (16)
- General Merchandise Stores (2)
- Food Stores (16)
- Automotive Dealers And Gasoline Service Stations (26)
- Apparel And Accessory Stores (3)
- Home Furniture, Furnishings, And Equipment Stores (12)
- Eating And Drinking Places (27)
- Miscellaneous Retail (44)
- Finance, Insurance & Real Estate (con't)
- Holding And Other Investment Offices (8)
- Services
- Hotels, Rooming Houses, Camps, And Other Lodging Places (6)
- Personal Services (28)
- Business Services (241)
- Automotive Repair, Services, And Parking (33)
- Miscellaneous Repair Services (26)
- Motion Pictures (2)
- Amusement And Recreation Services (18)
- Health Services (19)
- Legal Services (3)
- Educational Services (23)
- Social Services (16)
- Museums, Art Galleries, And Botanical And Zoological Gardens (1)
- Membership Organizations (45)
- Engineering, Accounting, Research, Management, And Related Services (31)
- Miscellaneous Services (8)
- Public Administration
- Executive, Legislative, And General Government, Except Finance (6)
- Justice, Public Order, And Safety (12)
- Public Finance, Taxation, And Monetary Policy (2)
- Administration Of Human Resource Programs (5)
- Administration Of Environmental Quality And Housing Programs (5)
- Administration Of Economic Programs (9)
- Nonclassifiable Establishments (74)
