- Agriculture, Forestry & Fishing
- Agricultural Production Crops (13)
- Agriculture production livestock and animal specialties (11)
- Agricultural Services (21)
- Forestry (1)
- Construction & Mining
- Metal Mining (1)
- Coal Mining (1)
- Oil And Gas Extraction (9)
- Building Construction General Contractors And Operative Builders (39)
- Heavy Construction Other Than Building Construction Contractors (15)
- Construction Special Trade Contractors (80)
- Manufacturing
- Food And Kindred Products (4)
- Textile Mill Products (1)
- Apparel And Other Finished Products Made From Fabrics And Similar Materials (1)
- Lumber And Wood Products, Except Furniture (6)
- Paper And Allied Products (3)
- Printing, Publishing, And Allied Industries (9)
- Chemicals And Allied Products (5)
- Petroleum Refining And Related Industries (1)
- Rubber And Miscellaneous Plastics Products (12)
- Stone, Clay, Glass, And Concrete Products (5)
- Primary Metal Industries (3)
- Fabricated Metal Products, Except Machinery And Transportation Equipment (5)
- Industrial And Commercial Machinery And Computer Equipment (22)
- Electronic And Other Electrical Equipment And Components, Except Computer Equipment (3)
- Transportation Equipment (2)
- Manufacturing (con't)
- Measuring, Analyzing, And Controlling Instruments; Photographic, Medical And Optical Goods; Watches And Clocks (2)
- Miscellaneous Manufacturing Industries (1)
- Transportation & Utilities
- Local And Suburban Transit And Interurban Highway Passenger Transportation (10)
- Motor Freight Transportation And Warehousing (43)
- United States Postal Service (1)
- Water Transportation (1)
- Transportation By Air (2)
- Transportation Services (11)
- Communications (15)
- Electric, Gas, And Sanitary Services (14)
- Retail & Wholesale Trade
- Wholesale Trade-durable Goods (50)
- Wholesale Trade-non-durable Goods (31)
- Building Materials, Hardware, Garden Supply, And Mobile Home Dealers (18)
- General Merchandise Stores (8)
- Food Stores (28)
- Automotive Dealers And Gasoline Service Stations (51)
- Apparel And Accessory Stores (11)
- Home Furniture, Furnishings, And Equipment Stores (30)
- Eating And Drinking Places (70)
- Miscellaneous Retail (102)
- Finance, Insurance & Real Estate (con't)
- Real Estate (63)
- Holding And Other Investment Offices (5)
- Services
- Hotels, Rooming Houses, Camps, And Other Lodging Places (22)
- Personal Services (63)
- Business Services (321)
- Automotive Repair, Services, And Parking (52)
- Miscellaneous Repair Services (37)
- Motion Pictures (7)
- Amusement And Recreation Services (21)
- Health Services (128)
- Legal Services (25)
- Educational Services (37)
- Social Services (55)
- Museums, Art Galleries, And Botanical And Zoological Gardens (5)
- Membership Organizations (88)
- Engineering, Accounting, Research, Management, And Related Services (46)
- Miscellaneous Services (6)
- Public Administration
- Executive, Legislative, And General Government, Except Finance (21)
- Justice, Public Order, And Safety (14)
- Administration Of Human Resource Programs (12)
- Administration Of Environmental Quality And Housing Programs (11)
- Administration Of Economic Programs (9)
- National Security And International Affairs (3)
- Nonclassifiable Establishments (88)
