- Agriculture, Forestry & Fishing
- Agricultural Production Crops (12)
- Agriculture production livestock and animal specialties (2)
- Agricultural Services (59)
- Construction & Mining
- Oil And Gas Extraction (1)
- Building Construction General Contractors And Operative Builders (144)
- Heavy Construction Other Than Building Construction Contractors (14)
- Construction Special Trade Contractors (181)
- Manufacturing
- Food And Kindred Products (6)
- Apparel And Other Finished Products Made From Fabrics And Similar Materials (9)
- Lumber And Wood Products, Except Furniture (4)
- Furniture And Fixtures (5)
- Paper And Allied Products (11)
- Printing, Publishing, And Allied Industries (24)
- Chemicals And Allied Products (11)
- Petroleum Refining And Related Industries (2)
- Rubber And Miscellaneous Plastics Products (15)
- Leather And Leather Products (2)
- Stone, Clay, Glass, And Concrete Products (12)
- Primary Metal Industries (6)
- Fabricated Metal Products, Except Machinery And Transportation Equipment (17)
- Industrial And Commercial Machinery And Computer Equipment (28)
- Electronic And Other Electrical Equipment And Components, Except Computer Equipment (14)
- Transportation Equipment (10)
- Measuring, Analyzing, And Controlling Instruments; Photographic, Medical And Optical Goods; Watches And Clocks (9)
- Miscellaneous Manufacturing Industries (23)
- Transportation & Utilities
- Railroad Transportation (1)
- Local And Suburban Transit And Interurban Highway Passenger Transportation (5)
- Motor Freight Transportation And Warehousing (60)
- United States Postal Service (1)
- Water Transportation (3)
- Transportation By Air (3)
- Transportation Services (30)
- Communications (36)
- Electric, Gas, And Sanitary Services (8)
- Retail & Wholesale Trade
- Wholesale Trade-durable Goods (142)
- Wholesale Trade-non-durable Goods (49)
- Building Materials, Hardware, Garden Supply, And Mobile Home Dealers (40)
- General Merchandise Stores (20)
- Food Stores (75)
- Automotive Dealers And Gasoline Service Stations (93)
- Apparel And Accessory Stores (83)
- Home Furniture, Furnishings, And Equipment Stores (88)
- Eating And Drinking Places (183)
- Miscellaneous Retail (253)
- Finance, Insurance & Real Estate (con't)
- Holding And Other Investment Offices (57)
- Services
- Hotels, Rooming Houses, Camps, And Other Lodging Places (31)
- Personal Services (156)
- Business Services (886)
- Automotive Repair, Services, And Parking (83)
- Miscellaneous Repair Services (55)
- Motion Pictures (13)
- Amusement And Recreation Services (67)
- Health Services (234)
- Legal Services (68)
- Educational Services (51)
- Social Services (80)
- Museums, Art Galleries, And Botanical And Zoological Gardens (1)
- Membership Organizations (116)
- Engineering, Accounting, Research, Management, And Related Services (171)
- Miscellaneous Services (51)
- Public Administration
- Executive, Legislative, And General Government, Except Finance (4)
- Justice, Public Order, And Safety (4)
- Public Finance, Taxation, And Monetary Policy (2)
- Administration Of Human Resource Programs (6)
- Administration Of Environmental Quality And Housing Programs (1)
- Administration Of Economic Programs (3)
- National Security And International Affairs (3)
- Nonclassifiable Establishments (385)
