- Agriculture, Forestry & Fishing
- Agricultural Production Crops (5)
- Agriculture production livestock and animal specialties (1)
- Agricultural Services (51)
- Forestry (1)
- Construction & Mining
- Oil And Gas Extraction (3)
- Mining And Quarrying Of Nonmetallic Minerals, Except Fuels (2)
- Building Construction General Contractors And Operative Builders (89)
- Heavy Construction Other Than Building Construction Contractors (13)
- Construction Special Trade Contractors (163)
- Manufacturing
- Food And Kindred Products (11)
- Textile Mill Products (1)
- Apparel And Other Finished Products Made From Fabrics And Similar Materials (2)
- Lumber And Wood Products, Except Furniture (3)
- Printing, Publishing, And Allied Industries (18)
- Chemicals And Allied Products (6)
- Rubber And Miscellaneous Plastics Products (5)
- Leather And Leather Products (1)
- Stone, Clay, Glass, And Concrete Products (6)
- Primary Metal Industries (2)
- Fabricated Metal Products, Except Machinery And Transportation Equipment (3)
- Industrial And Commercial Machinery And Computer Equipment (11)
- Electronic And Other Electrical Equipment And Components, Except Computer Equipment (5)
- Transportation Equipment (4)
- Measuring, Analyzing, And Controlling Instruments; Photographic, Medical And Optical Goods; Watches And Clocks (4)
- Manufacturing (con't)
- Miscellaneous Manufacturing Industries (16)
- Transportation & Utilities
- Local And Suburban Transit And Interurban Highway Passenger Transportation (17)
- Motor Freight Transportation And Warehousing (27)
- United States Postal Service (2)
- Water Transportation (7)
- Transportation By Air (2)
- Transportation Services (13)
- Communications (23)
- Electric, Gas, And Sanitary Services (14)
- Retail & Wholesale Trade
- Wholesale Trade-durable Goods (80)
- Wholesale Trade-non-durable Goods (43)
- Building Materials, Hardware, Garden Supply, And Mobile Home Dealers (20)
- General Merchandise Stores (9)
- Food Stores (41)
- Automotive Dealers And Gasoline Service Stations (52)
- Apparel And Accessory Stores (17)
- Home Furniture, Furnishings, And Equipment Stores (43)
- Eating And Drinking Places (87)
- Miscellaneous Retail (103)
- Finance, Insurance & Real Estate (con't)
- Real Estate (86)
- Holding And Other Investment Offices (17)
- Services
- Hotels, Rooming Houses, Camps, And Other Lodging Places (24)
- Personal Services (92)
- Business Services (398)
- Automotive Repair, Services, And Parking (65)
- Miscellaneous Repair Services (57)
- Motion Pictures (12)
- Amusement And Recreation Services (50)
- Health Services (194)
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- Social Services (57)
- Museums, Art Galleries, And Botanical And Zoological Gardens (1)
- Membership Organizations (77)
- Engineering, Accounting, Research, Management, And Related Services (131)
- Miscellaneous Services (23)
- Public Administration
- Executive, Legislative, And General Government, Except Finance (11)
- Justice, Public Order, And Safety (9)
- Public Finance, Taxation, And Monetary Policy (1)
- Administration Of Human Resource Programs (5)
- Administration Of Environmental Quality And Housing Programs (4)
- Nonclassifiable Establishments (143)