- Agriculture, Forestry & Fishing
- Agricultural Production Crops (44)
- Agriculture production livestock and animal specialties (2)
- Agricultural Services (21)
- Forestry (1)
- Fishing, hunting, and trapping (2)
- Construction & Mining
- Oil And Gas Extraction (12)
- Mining And Quarrying Of Nonmetallic Minerals, Except Fuels (1)
- Building Construction General Contractors And Operative Builders (14)
- Heavy Construction Other Than Building Construction Contractors (5)
- Construction Special Trade Contractors (58)
- Manufacturing
- Food And Kindred Products (6)
- Textile Mill Products (4)
- Apparel And Other Finished Products Made From Fabrics And Similar Materials (3)
- Lumber And Wood Products, Except Furniture (1)
- Paper And Allied Products (2)
- Printing, Publishing, And Allied Industries (8)
- Chemicals And Allied Products (5)
- Rubber And Miscellaneous Plastics Products (1)
- Leather And Leather Products (1)
- Stone, Clay, Glass, And Concrete Products (3)
- Primary Metal Industries (1)
- Fabricated Metal Products, Except Machinery And Transportation Equipment (3)
- Industrial And Commercial Machinery And Computer Equipment (9)
- Electronic And Other Electrical Equipment And Components, Except Computer Equipment (3)
- Manufacturing (con't)
- Measuring, Analyzing, And Controlling Instruments; Photographic, Medical And Optical Goods; Watches And Clocks (1)
- Miscellaneous Manufacturing Industries (3)
- Transportation & Utilities
- Local And Suburban Transit And Interurban Highway Passenger Transportation (11)
- Motor Freight Transportation And Warehousing (26)
- United States Postal Service (1)
- Transportation By Air (1)
- Transportation Services (5)
- Communications (10)
- Electric, Gas, And Sanitary Services (10)
- Retail & Wholesale Trade
- Wholesale Trade-durable Goods (44)
- Wholesale Trade-non-durable Goods (41)
- Building Materials, Hardware, Garden Supply, And Mobile Home Dealers (16)
- General Merchandise Stores (8)
- Food Stores (33)
- Automotive Dealers And Gasoline Service Stations (38)
- Apparel And Accessory Stores (8)
- Home Furniture, Furnishings, And Equipment Stores (25)
- Eating And Drinking Places (65)
- Miscellaneous Retail (72)
- Finance, Insurance & Real Estate (con't)
- Real Estate (57)
- Holding And Other Investment Offices (7)
- Services
- Hotels, Rooming Houses, Camps, And Other Lodging Places (8)
- Personal Services (80)
- Business Services (481)
- Automotive Repair, Services, And Parking (50)
- Miscellaneous Repair Services (40)
- Motion Pictures (8)
- Amusement And Recreation Services (24)
- Health Services (100)
- Legal Services (22)
- Educational Services (24)
- Social Services (52)
- Museums, Art Galleries, And Botanical And Zoological Gardens (1)
- Membership Organizations (71)
- Engineering, Accounting, Research, Management, And Related Services (33)
- Miscellaneous Services (11)
- Public Administration
- Executive, Legislative, And General Government, Except Finance (11)
- Justice, Public Order, And Safety (11)
- Administration Of Human Resource Programs (6)
- Administration Of Environmental Quality And Housing Programs (2)
- Administration Of Economic Programs (12)
- National Security And International Affairs (1)
- Nonclassifiable Establishments (200)
