- Agriculture, Forestry & Fishing
- Agricultural Production Crops (7)
- Agriculture production livestock and animal specialties (9)
- Agricultural Services (40)
- Forestry (1)
- Fishing, hunting, and trapping (1)
- Construction & Mining
- Metal Mining (1)
- Oil And Gas Extraction (2)
- Building Construction General Contractors And Operative Builders (133)
- Heavy Construction Other Than Building Construction Contractors (10)
- Construction Special Trade Contractors (127)
- Manufacturing
- Food And Kindred Products (5)
- Textile Mill Products (1)
- Apparel And Other Finished Products Made From Fabrics And Similar Materials (6)
- Lumber And Wood Products, Except Furniture (7)
- Furniture And Fixtures (4)
- Paper And Allied Products (2)
- Printing, Publishing, And Allied Industries (53)
- Chemicals And Allied Products (6)
- Petroleum Refining And Related Industries (2)
- Rubber And Miscellaneous Plastics Products (2)
- Leather And Leather Products (2)
- Stone, Clay, Glass, And Concrete Products (6)
- Primary Metal Industries (2)
- Fabricated Metal Products, Except Machinery And Transportation Equipment (2)
- Industrial And Commercial Machinery And Computer Equipment (8)
- Manufacturing (con't)
- Electronic And Other Electrical Equipment And Components, Except Computer Equipment (4)
- Transportation Equipment (3)
- Miscellaneous Manufacturing Industries (27)
- Transportation & Utilities
- Local And Suburban Transit And Interurban Highway Passenger Transportation (7)
- Motor Freight Transportation And Warehousing (20)
- United States Postal Service (4)
- Transportation By Air (6)
- Transportation Services (55)
- Communications (38)
- Electric, Gas, And Sanitary Services (7)
- Retail & Wholesale Trade
- Wholesale Trade-durable Goods (63)
- Wholesale Trade-non-durable Goods (47)
- Building Materials, Hardware, Garden Supply, And Mobile Home Dealers (19)
- General Merchandise Stores (6)
- Food Stores (45)
- Automotive Dealers And Gasoline Service Stations (29)
- Apparel And Accessory Stores (73)
- Home Furniture, Furnishings, And Equipment Stores (60)
- Eating And Drinking Places (141)
- Miscellaneous Retail (284)
- Finance, Insurance & Real Estate (con't)
- Real Estate (249)
- Holding And Other Investment Offices (80)
- Services
- Hotels, Rooming Houses, Camps, And Other Lodging Places (115)
- Personal Services (117)
- Business Services (760)
- Automotive Repair, Services, And Parking (40)
- Miscellaneous Repair Services (39)
- Motion Pictures (37)
- Amusement And Recreation Services (115)
- Health Services (215)
- Legal Services (28)
- Educational Services (45)
- Social Services (58)
- Museums, Art Galleries, And Botanical And Zoological Gardens (46)
- Membership Organizations (115)
- Engineering, Accounting, Research, Management, And Related Services (222)
- Miscellaneous Services (60)
- Public Administration
- Executive, Legislative, And General Government, Except Finance (3)
- Justice, Public Order, And Safety (4)
- Public Finance, Taxation, And Monetary Policy (1)
- Administration Of Environmental Quality And Housing Programs (5)
- Administration Of Economic Programs (1)
- National Security And International Affairs (1)
- Nonclassifiable Establishments (455)
