- Agriculture, Forestry & Fishing
- Agricultural Production Crops (2)
- Agriculture production livestock and animal specialties (3)
- Agricultural Services (54)
- Construction & Mining
- Oil And Gas Extraction (2)
- Building Construction General Contractors And Operative Builders (84)
- Heavy Construction Other Than Building Construction Contractors (13)
- Construction Special Trade Contractors (210)
- Manufacturing
- Food And Kindred Products (3)
- Textile Mill Products (2)
- Apparel And Other Finished Products Made From Fabrics And Similar Materials (9)
- Lumber And Wood Products, Except Furniture (10)
- Furniture And Fixtures (6)
- Paper And Allied Products (5)
- Printing, Publishing, And Allied Industries (33)
- Chemicals And Allied Products (17)
- Rubber And Miscellaneous Plastics Products (7)
- Stone, Clay, Glass, And Concrete Products (6)
- Primary Metal Industries (3)
- Fabricated Metal Products, Except Machinery And Transportation Equipment (18)
- Industrial And Commercial Machinery And Computer Equipment (34)
- Electronic And Other Electrical Equipment And Components, Except Computer Equipment (12)
- Transportation Equipment (4)
- Measuring, Analyzing, And Controlling Instruments; Photographic, Medical And Optical Goods; Watches And Clocks (14)
- Miscellaneous Manufacturing Industries (22)
- Transportation & Utilities
- Railroad Transportation (2)
- Local And Suburban Transit And Interurban Highway Passenger Transportation (5)
- Motor Freight Transportation And Warehousing (30)
- United States Postal Service (1)
- Water Transportation (4)
- Transportation By Air (2)
- Transportation Services (30)
- Communications (37)
- Electric, Gas, And Sanitary Services (5)
- Retail & Wholesale Trade
- Wholesale Trade-durable Goods (135)
- Wholesale Trade-non-durable Goods (67)
- Building Materials, Hardware, Garden Supply, And Mobile Home Dealers (24)
- General Merchandise Stores (6)
- Food Stores (35)
- Automotive Dealers And Gasoline Service Stations (44)
- Apparel And Accessory Stores (21)
- Home Furniture, Furnishings, And Equipment Stores (54)
- Eating And Drinking Places (101)
- Miscellaneous Retail (151)
- Finance, Insurance & Real Estate (con't)
- Real Estate (146)
- Holding And Other Investment Offices (84)
- Services
- Hotels, Rooming Houses, Camps, And Other Lodging Places (9)
- Personal Services (78)
- Business Services (929)
- Automotive Repair, Services, And Parking (52)
- Miscellaneous Repair Services (57)
- Motion Pictures (15)
- Amusement And Recreation Services (63)
- Health Services (97)
- Legal Services (14)
- Educational Services (19)
- Social Services (20)
- Museums, Art Galleries, And Botanical And Zoological Gardens (2)
- Membership Organizations (69)
- Engineering, Accounting, Research, Management, And Related Services (221)
- Miscellaneous Services (57)
