- Agriculture, Forestry & Fishing
- Agricultural Production Crops (43)
- Agriculture production livestock and animal specialties (10)
- Agricultural Services (41)
- Forestry (9)
- Construction & Mining
- Oil And Gas Extraction (2)
- Mining And Quarrying Of Nonmetallic Minerals, Except Fuels (1)
- Building Construction General Contractors And Operative Builders (82)
- Heavy Construction Other Than Building Construction Contractors (25)
- Construction Special Trade Contractors (150)
- Manufacturing
- Food And Kindred Products (7)
- Textile Mill Products (4)
- Apparel And Other Finished Products Made From Fabrics And Similar Materials (2)
- Lumber And Wood Products, Except Furniture (18)
- Furniture And Fixtures (5)
- Paper And Allied Products (2)
- Printing, Publishing, And Allied Industries (13)
- Chemicals And Allied Products (3)
- Petroleum Refining And Related Industries (1)
- Rubber And Miscellaneous Plastics Products (2)
- Stone, Clay, Glass, And Concrete Products (6)
- Primary Metal Industries (2)
- Fabricated Metal Products, Except Machinery And Transportation Equipment (14)
- Industrial And Commercial Machinery And Computer Equipment (11)
- Electronic And Other Electrical Equipment And Components, Except Computer Equipment (3)
- Transportation Equipment (4)
- Manufacturing (con't)
- Measuring, Analyzing, And Controlling Instruments; Photographic, Medical And Optical Goods; Watches And Clocks (3)
- Miscellaneous Manufacturing Industries (6)
- Transportation & Utilities
- Local And Suburban Transit And Interurban Highway Passenger Transportation (5)
- Motor Freight Transportation And Warehousing (67)
- United States Postal Service (2)
- Water Transportation (2)
- Transportation By Air (1)
- Transportation Services (20)
- Communications (35)
- Electric, Gas, And Sanitary Services (12)
- Retail & Wholesale Trade
- Wholesale Trade-durable Goods (93)
- Wholesale Trade-non-durable Goods (40)
- Building Materials, Hardware, Garden Supply, And Mobile Home Dealers (40)
- General Merchandise Stores (28)
- Food Stores (99)
- Automotive Dealers And Gasoline Service Stations (85)
- Apparel And Accessory Stores (44)
- Home Furniture, Furnishings, And Equipment Stores (82)
- Eating And Drinking Places (130)
- Miscellaneous Retail (192)
- Finance, Insurance & Real Estate (con't)
- Real Estate (107)
- Holding And Other Investment Offices (43)
- Services
- Hotels, Rooming Houses, Camps, And Other Lodging Places (25)
- Personal Services (129)
- Business Services (825)
- Automotive Repair, Services, And Parking (95)
- Miscellaneous Repair Services (53)
- Motion Pictures (7)
- Amusement And Recreation Services (33)
- Health Services (154)
- Legal Services (41)
- Educational Services (51)
- Social Services (109)
- Museums, Art Galleries, And Botanical And Zoological Gardens (2)
- Membership Organizations (187)
- Engineering, Accounting, Research, Management, And Related Services (86)
- Miscellaneous Services (13)
- Public Administration
- Executive, Legislative, And General Government, Except Finance (6)
- Justice, Public Order, And Safety (20)
- Public Finance, Taxation, And Monetary Policy (2)
- Administration Of Human Resource Programs (19)
- Administration Of Environmental Quality And Housing Programs (2)
- Administration Of Economic Programs (4)
- National Security And International Affairs (4)
- Nonclassifiable Establishments (361)
