- Agriculture, Forestry & Fishing
- Agricultural Production Crops (30)
- Agriculture production livestock and animal specialties (6)
- Agricultural Services (62)
- Construction & Mining
- Building Construction General Contractors And Operative Builders (126)
- Heavy Construction Other Than Building Construction Contractors (11)
- Construction Special Trade Contractors (227)
- Manufacturing
- Food And Kindred Products (8)
- Textile Mill Products (3)
- Apparel And Other Finished Products Made From Fabrics And Similar Materials (5)
- Lumber And Wood Products, Except Furniture (7)
- Furniture And Fixtures (3)
- Paper And Allied Products (4)
- Printing, Publishing, And Allied Industries (19)
- Chemicals And Allied Products (12)
- Petroleum Refining And Related Industries (2)
- Rubber And Miscellaneous Plastics Products (6)
- Leather And Leather Products (1)
- Stone, Clay, Glass, And Concrete Products (6)
- Primary Metal Industries (3)
- Fabricated Metal Products, Except Machinery And Transportation Equipment (14)
- Industrial And Commercial Machinery And Computer Equipment (25)
- Electronic And Other Electrical Equipment And Components, Except Computer Equipment (7)
- Transportation Equipment (8)
- Manufacturing (con't)
- Measuring, Analyzing, And Controlling Instruments; Photographic, Medical And Optical Goods; Watches And Clocks (5)
- Miscellaneous Manufacturing Industries (18)
- Transportation & Utilities
- Local And Suburban Transit And Interurban Highway Passenger Transportation (8)
- Motor Freight Transportation And Warehousing (92)
- United States Postal Service (1)
- Transportation Services (30)
- Communications (23)
- Electric, Gas, And Sanitary Services (10)
- Retail & Wholesale Trade
- Wholesale Trade-durable Goods (131)
- Wholesale Trade-non-durable Goods (40)
- Building Materials, Hardware, Garden Supply, And Mobile Home Dealers (36)
- General Merchandise Stores (8)
- Food Stores (44)
- Automotive Dealers And Gasoline Service Stations (64)
- Apparel And Accessory Stores (24)
- Home Furniture, Furnishings, And Equipment Stores (55)
- Eating And Drinking Places (141)
- Miscellaneous Retail (143)
- Finance, Insurance & Real Estate (con't)
- Real Estate (145)
- Holding And Other Investment Offices (37)
- Services
- Hotels, Rooming Houses, Camps, And Other Lodging Places (22)
- Personal Services (141)
- Business Services (741)
- Automotive Repair, Services, And Parking (88)
- Miscellaneous Repair Services (100)
- Motion Pictures (5)
- Amusement And Recreation Services (56)
- Health Services (140)
- Legal Services (27)
- Educational Services (42)
- Social Services (44)
- Museums, Art Galleries, And Botanical And Zoological Gardens (1)
- Membership Organizations (105)
- Engineering, Accounting, Research, Management, And Related Services (115)
- Miscellaneous Services (31)
- Public Administration
- Executive, Legislative, And General Government, Except Finance (5)
- Justice, Public Order, And Safety (6)
- Administration Of Human Resource Programs (2)
- Administration Of Environmental Quality And Housing Programs (4)
- Administration Of Economic Programs (3)
- Nonclassifiable Establishments (243)
