- Agriculture, Forestry & Fishing
- Agricultural Production Crops (10)
- Agriculture production livestock and animal specialties (2)
- Agricultural Services (37)
- Construction & Mining
- Building Construction General Contractors And Operative Builders (67)
- Heavy Construction Other Than Building Construction Contractors (10)
- Construction Special Trade Contractors (116)
- Manufacturing
- Food And Kindred Products (7)
- Textile Mill Products (2)
- Apparel And Other Finished Products Made From Fabrics And Similar Materials (4)
- Lumber And Wood Products, Except Furniture (5)
- Furniture And Fixtures (3)
- Paper And Allied Products (3)
- Printing, Publishing, And Allied Industries (6)
- Chemicals And Allied Products (13)
- Petroleum Refining And Related Industries (1)
- Rubber And Miscellaneous Plastics Products (13)
- Stone, Clay, Glass, And Concrete Products (7)
- Primary Metal Industries (2)
- Fabricated Metal Products, Except Machinery And Transportation Equipment (17)
- Industrial And Commercial Machinery And Computer Equipment (25)
- Electronic And Other Electrical Equipment And Components, Except Computer Equipment (2)
- Transportation Equipment (3)
- Measuring, Analyzing, And Controlling Instruments; Photographic, Medical And Optical Goods; Watches And Clocks (1)
- Miscellaneous Manufacturing Industries (6)
- Transportation & Utilities
- Railroad Transportation (2)
- Local And Suburban Transit And Interurban Highway Passenger Transportation (8)
- Motor Freight Transportation And Warehousing (36)
- United States Postal Service (3)
- Water Transportation (5)
- Transportation Services (11)
- Communications (22)
- Electric, Gas, And Sanitary Services (21)
- Retail & Wholesale Trade
- Wholesale Trade-durable Goods (72)
- Wholesale Trade-non-durable Goods (34)
- Building Materials, Hardware, Garden Supply, And Mobile Home Dealers (27)
- General Merchandise Stores (17)
- Food Stores (42)
- Automotive Dealers And Gasoline Service Stations (71)
- Apparel And Accessory Stores (25)
- Home Furniture, Furnishings, And Equipment Stores (36)
- Eating And Drinking Places (106)
- Miscellaneous Retail (152)
- Finance, Insurance & Real Estate (con't)
- Holding And Other Investment Offices (13)
- Services
- Hotels, Rooming Houses, Camps, And Other Lodging Places (16)
- Personal Services (113)
- Business Services (422)
- Automotive Repair, Services, And Parking (80)
- Miscellaneous Repair Services (49)
- Motion Pictures (6)
- Amusement And Recreation Services (44)
- Health Services (132)
- Legal Services (28)
- Educational Services (43)
- Social Services (64)
- Museums, Art Galleries, And Botanical And Zoological Gardens (4)
- Membership Organizations (116)
- Engineering, Accounting, Research, Management, And Related Services (64)
- Miscellaneous Services (14)
- Public Administration
- Executive, Legislative, And General Government, Except Finance (10)
- Justice, Public Order, And Safety (14)
- Public Finance, Taxation, And Monetary Policy (1)
- Administration Of Human Resource Programs (5)
- Administration Of Environmental Quality And Housing Programs (5)
- Administration Of Economic Programs (6)
- National Security And International Affairs (4)
- Nonclassifiable Establishments (121)
