- Agriculture, Forestry & Fishing
- Agricultural Production Crops (22)
- Agriculture production livestock and animal specialties (19)
- Agricultural Services (23)
- Forestry (1)
- Construction & Mining
- Metal Mining (1)
- Oil And Gas Extraction (9)
- Building Construction General Contractors And Operative Builders (54)
- Heavy Construction Other Than Building Construction Contractors (6)
- Construction Special Trade Contractors (94)
- Manufacturing
- Food And Kindred Products (9)
- Textile Mill Products (3)
- Apparel And Other Finished Products Made From Fabrics And Similar Materials (2)
- Lumber And Wood Products, Except Furniture (12)
- Furniture And Fixtures (2)
- Printing, Publishing, And Allied Industries (10)
- Chemicals And Allied Products (6)
- Petroleum Refining And Related Industries (2)
- Rubber And Miscellaneous Plastics Products (7)
- Stone, Clay, Glass, And Concrete Products (6)
- Primary Metal Industries (5)
- Fabricated Metal Products, Except Machinery And Transportation Equipment (15)
- Industrial And Commercial Machinery And Computer Equipment (11)
- Electronic And Other Electrical Equipment And Components, Except Computer Equipment (1)
- Transportation Equipment (8)
- Measuring, Analyzing, And Controlling Instruments; Photographic, Medical And Optical Goods; Watches And Clocks (2)
- Manufacturing (con't)
- Miscellaneous Manufacturing Industries (7)
- Transportation & Utilities
- Railroad Transportation (1)
- Local And Suburban Transit And Interurban Highway Passenger Transportation (5)
- Motor Freight Transportation And Warehousing (29)
- United States Postal Service (1)
- Transportation Services (7)
- Communications (5)
- Electric, Gas, And Sanitary Services (12)
- Retail & Wholesale Trade
- Wholesale Trade-durable Goods (68)
- Wholesale Trade-non-durable Goods (22)
- Building Materials, Hardware, Garden Supply, And Mobile Home Dealers (23)
- General Merchandise Stores (3)
- Food Stores (21)
- Automotive Dealers And Gasoline Service Stations (46)
- Apparel And Accessory Stores (12)
- Home Furniture, Furnishings, And Equipment Stores (22)
- Eating And Drinking Places (58)
- Miscellaneous Retail (84)
- Services
- Hotels, Rooming Houses, Camps, And Other Lodging Places (10)
- Personal Services (60)
- Business Services (258)
- Automotive Repair, Services, And Parking (43)
- Miscellaneous Repair Services (40)
- Motion Pictures (5)
- Amusement And Recreation Services (25)
- Health Services (127)
- Legal Services (17)
- Educational Services (17)
- Social Services (21)
- Museums, Art Galleries, And Botanical And Zoological Gardens (3)
- Membership Organizations (56)
- Engineering, Accounting, Research, Management, And Related Services (55)
- Miscellaneous Services (1)
- Public Administration
- Executive, Legislative, And General Government, Except Finance (10)
- Justice, Public Order, And Safety (3)
- Public Finance, Taxation, And Monetary Policy (3)
- Administration Of Human Resource Programs (1)
- Administration Of Environmental Quality And Housing Programs (2)
- Administration Of Economic Programs (3)
- National Security And International Affairs (4)
- Nonclassifiable Establishments (69)
