- Agriculture, Forestry & Fishing
- Agricultural Production Crops (12)
- Agriculture production livestock and animal specialties (7)
- Agricultural Services (35)
- Forestry (1)
- Construction & Mining
- Mining And Quarrying Of Nonmetallic Minerals, Except Fuels (3)
- Building Construction General Contractors And Operative Builders (76)
- Heavy Construction Other Than Building Construction Contractors (10)
- Construction Special Trade Contractors (127)
- Manufacturing
- Apparel And Other Finished Products Made From Fabrics And Similar Materials (3)
- Lumber And Wood Products, Except Furniture (6)
- Furniture And Fixtures (1)
- Printing, Publishing, And Allied Industries (9)
- Chemicals And Allied Products (5)
- Petroleum Refining And Related Industries (1)
- Rubber And Miscellaneous Plastics Products (2)
- Stone, Clay, Glass, And Concrete Products (6)
- Primary Metal Industries (2)
- Fabricated Metal Products, Except Machinery And Transportation Equipment (2)
- Industrial And Commercial Machinery And Computer Equipment (5)
- Electronic And Other Electrical Equipment And Components, Except Computer Equipment (5)
- Transportation Equipment (2)
- Measuring, Analyzing, And Controlling Instruments; Photographic, Medical And Optical Goods; Watches And Clocks (1)
- Miscellaneous Manufacturing Industries (7)
- Transportation & Utilities
- Railroad Transportation (2)
- Transportation & Utilities (con't)
- Local And Suburban Transit And Interurban Highway Passenger Transportation (8)
- Motor Freight Transportation And Warehousing (32)
- United States Postal Service (1)
- Water Transportation (1)
- Transportation By Air (2)
- Transportation Services (10)
- Communications (10)
- Electric, Gas, And Sanitary Services (5)
- Retail & Wholesale Trade
- Wholesale Trade-durable Goods (47)
- Wholesale Trade-non-durable Goods (15)
- Building Materials, Hardware, Garden Supply, And Mobile Home Dealers (24)
- General Merchandise Stores (3)
- Food Stores (26)
- Automotive Dealers And Gasoline Service Stations (37)
- Apparel And Accessory Stores (8)
- Home Furniture, Furnishings, And Equipment Stores (24)
- Eating And Drinking Places (56)
- Miscellaneous Retail (94)
- Finance, Insurance & Real Estate (con't)
- Holding And Other Investment Offices (15)
- Services
- Hotels, Rooming Houses, Camps, And Other Lodging Places (4)
- Personal Services (71)
- Business Services (289)
- Automotive Repair, Services, And Parking (41)
- Miscellaneous Repair Services (37)
- Motion Pictures (4)
- Amusement And Recreation Services (26)
- Health Services (128)
- Legal Services (14)
- Educational Services (22)
- Social Services (28)
- Membership Organizations (66)
- Engineering, Accounting, Research, Management, And Related Services (48)
- Miscellaneous Services (12)
- Public Administration
- Executive, Legislative, And General Government, Except Finance (2)
- Justice, Public Order, And Safety (4)
- Administration Of Human Resource Programs (2)
- Administration Of Environmental Quality And Housing Programs (3)
- Administration Of Economic Programs (2)
- National Security And International Affairs (1)
- Nonclassifiable Establishments (72)
