- Agriculture, Forestry & Fishing
- Agricultural Production Crops (5)
- Agriculture production livestock and animal specialties (7)
- Agricultural Services (56)
- Forestry (2)
- Construction & Mining
- Oil And Gas Extraction (3)
- Building Construction General Contractors And Operative Builders (94)
- Heavy Construction Other Than Building Construction Contractors (23)
- Construction Special Trade Contractors (215)
- Manufacturing
- Food And Kindred Products (11)
- Textile Mill Products (3)
- Apparel And Other Finished Products Made From Fabrics And Similar Materials (7)
- Lumber And Wood Products, Except Furniture (23)
- Furniture And Fixtures (9)
- Paper And Allied Products (2)
- Printing, Publishing, And Allied Industries (37)
- Chemicals And Allied Products (7)
- Petroleum Refining And Related Industries (1)
- Rubber And Miscellaneous Plastics Products (9)
- Stone, Clay, Glass, And Concrete Products (6)
- Primary Metal Industries (5)
- Fabricated Metal Products, Except Machinery And Transportation Equipment (20)
- Industrial And Commercial Machinery And Computer Equipment (22)
- Electronic And Other Electrical Equipment And Components, Except Computer Equipment (7)
- Transportation Equipment (19)
- Measuring, Analyzing, And Controlling Instruments; Photographic, Medical And Optical Goods; Watches And Clocks (8)
- Manufacturing (con't)
- Miscellaneous Manufacturing Industries (21)
- Transportation & Utilities
- Railroad Transportation (1)
- Local And Suburban Transit And Interurban Highway Passenger Transportation (15)
- Motor Freight Transportation And Warehousing (57)
- United States Postal Service (6)
- Water Transportation (1)
- Transportation By Air (8)
- Transportation Services (40)
- Communications (30)
- Electric, Gas, And Sanitary Services (15)
- Retail & Wholesale Trade
- Wholesale Trade-durable Goods (144)
- Wholesale Trade-non-durable Goods (65)
- Building Materials, Hardware, Garden Supply, And Mobile Home Dealers (40)
- General Merchandise Stores (47)
- Food Stores (130)
- Automotive Dealers And Gasoline Service Stations (85)
- Apparel And Accessory Stores (108)
- Home Furniture, Furnishings, And Equipment Stores (105)
- Eating And Drinking Places (250)
- Miscellaneous Retail (293)
- Finance, Insurance & Real Estate (con't)
- Real Estate (149)
- Holding And Other Investment Offices (55)
- Services
- Hotels, Rooming Houses, Camps, And Other Lodging Places (10)
- Personal Services (259)
- Business Services (480)
- Automotive Repair, Services, And Parking (180)
- Miscellaneous Repair Services (73)
- Motion Pictures (31)
- Amusement And Recreation Services (128)
- Health Services (263)
- Legal Services (85)
- Educational Services (117)
- Social Services (139)
- Museums, Art Galleries, And Botanical And Zoological Gardens (5)
- Membership Organizations (150)
- Engineering, Accounting, Research, Management, And Related Services (223)
- Miscellaneous Services (7)
- Public Administration
- Executive, Legislative, And General Government, Except Finance (31)
- Justice, Public Order, And Safety (5)
- Public Finance, Taxation, And Monetary Policy (6)
- Administration Of Human Resource Programs (9)
- Administration Of Environmental Quality And Housing Programs (7)
- Administration Of Economic Programs (7)
- National Security And International Affairs (2)
- Nonclassifiable Establishments (2)
