- Agriculture, Forestry & Fishing
- Agricultural Production Crops (79)
- Agriculture production livestock and animal specialties (41)
- Agricultural Services (127)
- Forestry (3)
- Construction & Mining
- Oil And Gas Extraction (1)
- Building Construction General Contractors And Operative Builders (217)
- Heavy Construction Other Than Building Construction Contractors (15)
- Construction Special Trade Contractors (374)
- Manufacturing
- Food And Kindred Products (23)
- Textile Mill Products (8)
- Apparel And Other Finished Products Made From Fabrics And Similar Materials (14)
- Lumber And Wood Products, Except Furniture (26)
- Furniture And Fixtures (36)
- Paper And Allied Products (7)
- Printing, Publishing, And Allied Industries (37)
- Chemicals And Allied Products (11)
- Petroleum Refining And Related Industries (3)
- Rubber And Miscellaneous Plastics Products (14)
- Leather And Leather Products (1)
- Stone, Clay, Glass, And Concrete Products (24)
- Primary Metal Industries (13)
- Fabricated Metal Products, Except Machinery And Transportation Equipment (68)
- Industrial And Commercial Machinery And Computer Equipment (114)
- Electronic And Other Electrical Equipment And Components, Except Computer Equipment (20)
- Transportation Equipment (28)
- Measuring, Analyzing, And Controlling Instruments; Photographic, Medical And Optical Goods; Watches And Clocks (21)
- Manufacturing (con't)
- Miscellaneous Manufacturing Industries (38)
- Transportation & Utilities
- Railroad Transportation (1)
- Local And Suburban Transit And Interurban Highway Passenger Transportation (11)
- Motor Freight Transportation And Warehousing (83)
- United States Postal Service (1)
- Water Transportation (13)
- Transportation By Air (6)
- Pipelines, Except Natural Gas (1)
- Transportation Services (46)
- Communications (47)
- Electric, Gas, And Sanitary Services (29)
- Retail & Wholesale Trade
- Wholesale Trade-durable Goods (320)
- Wholesale Trade-non-durable Goods (85)
- Building Materials, Hardware, Garden Supply, And Mobile Home Dealers (99)
- General Merchandise Stores (23)
- Food Stores (102)
- Automotive Dealers And Gasoline Service Stations (166)
- Apparel And Accessory Stores (90)
- Home Furniture, Furnishings, And Equipment Stores (135)
- Eating And Drinking Places (228)
- Miscellaneous Retail (321)
- Finance, Insurance & Real Estate (con't)
- Real Estate (290)
- Holding And Other Investment Offices (77)
- Services
- Hotels, Rooming Houses, Camps, And Other Lodging Places (38)
- Personal Services (240)
- Business Services (1017)
- Automotive Repair, Services, And Parking (190)
- Miscellaneous Repair Services (147)
- Motion Pictures (21)
- Amusement And Recreation Services (116)
- Health Services (301)
- Legal Services (57)
- Educational Services (91)
- Social Services (258)
- Museums, Art Galleries, And Botanical And Zoological Gardens (9)
- Membership Organizations (214)
- Engineering, Accounting, Research, Management, And Related Services (311)
- Miscellaneous Services (78)
- Public Administration
- Executive, Legislative, And General Government, Except Finance (21)
- Justice, Public Order, And Safety (6)
- Public Finance, Taxation, And Monetary Policy (2)
- Administration Of Human Resource Programs (13)
- Administration Of Environmental Quality And Housing Programs (7)
- Administration Of Economic Programs (2)
- National Security And International Affairs (1)
- Nonclassifiable Establishments (366)
