- Agriculture, Forestry & Fishing
- Agricultural Production Crops (4)
- Agriculture production livestock and animal specialties (1)
- Agricultural Services (19)
- Construction & Mining
- Oil And Gas Extraction (4)
- Mining And Quarrying Of Nonmetallic Minerals, Except Fuels (1)
- Building Construction General Contractors And Operative Builders (106)
- Heavy Construction Other Than Building Construction Contractors (11)
- Construction Special Trade Contractors (140)
- Manufacturing
- Food And Kindred Products (22)
- Textile Mill Products (21)
- Apparel And Other Finished Products Made From Fabrics And Similar Materials (36)
- Lumber And Wood Products, Except Furniture (37)
- Furniture And Fixtures (31)
- Paper And Allied Products (7)
- Printing, Publishing, And Allied Industries (48)
- Chemicals And Allied Products (30)
- Petroleum Refining And Related Industries (3)
- Rubber And Miscellaneous Plastics Products (24)
- Leather And Leather Products (3)
- Stone, Clay, Glass, And Concrete Products (14)
- Primary Metal Industries (22)
- Fabricated Metal Products, Except Machinery And Transportation Equipment (78)
- Industrial And Commercial Machinery And Computer Equipment (71)
- Electronic And Other Electrical Equipment And Components, Except Computer Equipment (30)
- Transportation Equipment (23)
- Manufacturing (con't)
- Measuring, Analyzing, And Controlling Instruments; Photographic, Medical And Optical Goods; Watches And Clocks (13)
- Miscellaneous Manufacturing Industries (45)
- Transportation & Utilities
- Local And Suburban Transit And Interurban Highway Passenger Transportation (22)
- Motor Freight Transportation And Warehousing (264)
- United States Postal Service (3)
- Water Transportation (9)
- Transportation By Air (14)
- Transportation Services (239)
- Communications (56)
- Electric, Gas, And Sanitary Services (26)
- Retail & Wholesale Trade
- Wholesale Trade-durable Goods (350)
- Wholesale Trade-non-durable Goods (172)
- Building Materials, Hardware, Garden Supply, And Mobile Home Dealers (38)
- General Merchandise Stores (38)
- Food Stores (174)
- Automotive Dealers And Gasoline Service Stations (121)
- Apparel And Accessory Stores (187)
- Home Furniture, Furnishings, And Equipment Stores (134)
- Eating And Drinking Places (191)
- Miscellaneous Retail (343)
- Finance, Insurance & Real Estate (con't)
- Real Estate (117)
- Holding And Other Investment Offices (67)
- Services
- Hotels, Rooming Houses, Camps, And Other Lodging Places (19)
- Personal Services (291)
- Business Services (900)
- Automotive Repair, Services, And Parking (254)
- Miscellaneous Repair Services (139)
- Motion Pictures (28)
- Amusement And Recreation Services (64)
- Health Services (138)
- Legal Services (24)
- Educational Services (122)
- Social Services (262)
- Museums, Art Galleries, And Botanical And Zoological Gardens (10)
- Membership Organizations (282)
- Engineering, Accounting, Research, Management, And Related Services (147)
- Miscellaneous Services (64)
- Public Administration
- Executive, Legislative, And General Government, Except Finance (10)
- Justice, Public Order, And Safety (20)
- Public Finance, Taxation, And Monetary Policy (2)
- Administration Of Human Resource Programs (11)
- Administration Of Environmental Quality And Housing Programs (6)
- Administration Of Economic Programs (3)
- National Security And International Affairs (1)
- Nonclassifiable Establishments (614)
