- Agriculture, Forestry & Fishing
- Agricultural Production Crops (11)
- Agriculture production livestock and animal specialties (2)
- Agricultural Services (27)
- Construction & Mining
- Building Construction General Contractors And Operative Builders (61)
- Heavy Construction Other Than Building Construction Contractors (9)
- Construction Special Trade Contractors (117)
- Manufacturing
- Food And Kindred Products (7)
- Textile Mill Products (3)
- Apparel And Other Finished Products Made From Fabrics And Similar Materials (5)
- Lumber And Wood Products, Except Furniture (9)
- Furniture And Fixtures (4)
- Paper And Allied Products (2)
- Printing, Publishing, And Allied Industries (15)
- Chemicals And Allied Products (9)
- Petroleum Refining And Related Industries (1)
- Rubber And Miscellaneous Plastics Products (6)
- Stone, Clay, Glass, And Concrete Products (4)
- Primary Metal Industries (3)
- Fabricated Metal Products, Except Machinery And Transportation Equipment (22)
- Industrial And Commercial Machinery And Computer Equipment (24)
- Electronic And Other Electrical Equipment And Components, Except Computer Equipment (9)
- Transportation Equipment (11)
- Measuring, Analyzing, And Controlling Instruments; Photographic, Medical And Optical Goods; Watches And Clocks (8)
- Manufacturing (con't)
- Miscellaneous Manufacturing Industries (12)
- Transportation & Utilities
- Local And Suburban Transit And Interurban Highway Passenger Transportation (11)
- Motor Freight Transportation And Warehousing (49)
- United States Postal Service (2)
- Water Transportation (1)
- Transportation By Air (8)
- Transportation Services (26)
- Communications (10)
- Electric, Gas, And Sanitary Services (13)
- Retail & Wholesale Trade
- Wholesale Trade-durable Goods (88)
- Wholesale Trade-non-durable Goods (25)
- Building Materials, Hardware, Garden Supply, And Mobile Home Dealers (25)
- General Merchandise Stores (4)
- Food Stores (29)
- Automotive Dealers And Gasoline Service Stations (36)
- Apparel And Accessory Stores (9)
- Home Furniture, Furnishings, And Equipment Stores (22)
- Eating And Drinking Places (88)
- Miscellaneous Retail (66)
- Finance, Insurance & Real Estate (con't)
- Insurance Agents, Brokers, And Service (18)
- Real Estate (81)
- Holding And Other Investment Offices (23)
- Services
- Hotels, Rooming Houses, Camps, And Other Lodging Places (15)
- Personal Services (60)
- Business Services (407)
- Automotive Repair, Services, And Parking (40)
- Miscellaneous Repair Services (56)
- Motion Pictures (8)
- Amusement And Recreation Services (28)
- Health Services (75)
- Legal Services (3)
- Educational Services (27)
- Social Services (24)
- Membership Organizations (44)
- Engineering, Accounting, Research, Management, And Related Services (73)
- Miscellaneous Services (18)
- Public Administration
- Executive, Legislative, And General Government, Except Finance (3)
- Justice, Public Order, And Safety (2)
- Administration Of Human Resource Programs (1)
- Administration Of Environmental Quality And Housing Programs (3)
- National Security And International Affairs (2)
- Nonclassifiable Establishments (169)