- Agriculture, Forestry & Fishing
- Agricultural Production Crops (2)
- Agriculture production livestock and animal specialties (15)
- Agricultural Services (42)
- Construction & Mining
- Coal Mining (1)
- Oil And Gas Extraction (4)
- Mining And Quarrying Of Nonmetallic Minerals, Except Fuels (2)
- Building Construction General Contractors And Operative Builders (101)
- Heavy Construction Other Than Building Construction Contractors (9)
- Construction Special Trade Contractors (109)
- Manufacturing
- Food And Kindred Products (10)
- Textile Mill Products (3)
- Apparel And Other Finished Products Made From Fabrics And Similar Materials (11)
- Lumber And Wood Products, Except Furniture (4)
- Furniture And Fixtures (3)
- Paper And Allied Products (3)
- Printing, Publishing, And Allied Industries (49)
- Chemicals And Allied Products (12)
- Petroleum Refining And Related Industries (1)
- Rubber And Miscellaneous Plastics Products (3)
- Leather And Leather Products (3)
- Stone, Clay, Glass, And Concrete Products (5)
- Primary Metal Industries (1)
- Fabricated Metal Products, Except Machinery And Transportation Equipment (9)
- Industrial And Commercial Machinery And Computer Equipment (15)
- Manufacturing (con't)
- Electronic And Other Electrical Equipment And Components, Except Computer Equipment (26)
- Transportation Equipment (5)
- Measuring, Analyzing, And Controlling Instruments; Photographic, Medical And Optical Goods; Watches And Clocks (16)
- Miscellaneous Manufacturing Industries (34)
- Transportation & Utilities
- Local And Suburban Transit And Interurban Highway Passenger Transportation (12)
- Motor Freight Transportation And Warehousing (17)
- Water Transportation (1)
- Transportation By Air (1)
- Transportation Services (43)
- Communications (70)
- Electric, Gas, And Sanitary Services (5)
- Retail & Wholesale Trade
- Wholesale Trade-durable Goods (175)
- Wholesale Trade-non-durable Goods (85)
- Building Materials, Hardware, Garden Supply, And Mobile Home Dealers (16)
- General Merchandise Stores (4)
- Food Stores (42)
- Automotive Dealers And Gasoline Service Stations (45)
- Apparel And Accessory Stores (43)
- Home Furniture, Furnishings, And Equipment Stores (57)
- Eating And Drinking Places (112)
- Miscellaneous Retail (185)
- Finance, Insurance & Real Estate (con't)
- Insurance Carriers (20)
- Insurance Agents, Brokers, And Service (71)
- Real Estate (211)
- Holding And Other Investment Offices (126)
- Services
- Hotels, Rooming Houses, Camps, And Other Lodging Places (8)
- Personal Services (149)
- Business Services (1516)
- Automotive Repair, Services, And Parking (62)
- Miscellaneous Repair Services (44)
- Motion Pictures (35)
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- Health Services (262)
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- Museums, Art Galleries, And Botanical And Zoological Gardens (3)
- Membership Organizations (98)
- Engineering, Accounting, Research, Management, And Related Services (468)
- Miscellaneous Services (72)
