- Agriculture, Forestry & Fishing
- Agricultural Production Crops (69)
- Agriculture production livestock and animal specialties (61)
- Agricultural Services (45)
- Fishing, hunting, and trapping (1)
- Construction & Mining
- Metal Mining (2)
- Oil And Gas Extraction (3)
- Mining And Quarrying Of Nonmetallic Minerals, Except Fuels (4)
- Building Construction General Contractors And Operative Builders (66)
- Heavy Construction Other Than Building Construction Contractors (12)
- Construction Special Trade Contractors (94)
- Manufacturing
- Food And Kindred Products (2)
- Textile Mill Products (1)
- Apparel And Other Finished Products Made From Fabrics And Similar Materials (3)
- Lumber And Wood Products, Except Furniture (6)
- Furniture And Fixtures (1)
- Paper And Allied Products (1)
- Printing, Publishing, And Allied Industries (13)
- Chemicals And Allied Products (2)
- Leather And Leather Products (2)
- Stone, Clay, Glass, And Concrete Products (7)
- Primary Metal Industries (4)
- Fabricated Metal Products, Except Machinery And Transportation Equipment (3)
- Industrial And Commercial Machinery And Computer Equipment (7)
- Electronic And Other Electrical Equipment And Components, Except Computer Equipment (8)
- Transportation Equipment (7)
- Manufacturing (con't)
- Measuring, Analyzing, And Controlling Instruments; Photographic, Medical And Optical Goods; Watches And Clocks (4)
- Miscellaneous Manufacturing Industries (8)
- Transportation & Utilities
- Local And Suburban Transit And Interurban Highway Passenger Transportation (3)
- Motor Freight Transportation And Warehousing (51)
- United States Postal Service (1)
- Transportation By Air (5)
- Transportation Services (10)
- Communications (15)
- Electric, Gas, And Sanitary Services (12)
- Retail & Wholesale Trade
- Wholesale Trade-durable Goods (47)
- Wholesale Trade-non-durable Goods (43)
- Building Materials, Hardware, Garden Supply, And Mobile Home Dealers (21)
- General Merchandise Stores (6)
- Food Stores (32)
- Automotive Dealers And Gasoline Service Stations (46)
- Apparel And Accessory Stores (12)
- Home Furniture, Furnishings, And Equipment Stores (27)
- Eating And Drinking Places (71)
- Miscellaneous Retail (105)
- Finance, Insurance & Real Estate (con't)
- Holding And Other Investment Offices (11)
- Services
- Hotels, Rooming Houses, Camps, And Other Lodging Places (22)
- Personal Services (62)
- Business Services (337)
- Automotive Repair, Services, And Parking (59)
- Miscellaneous Repair Services (57)
- Motion Pictures (5)
- Amusement And Recreation Services (44)
- Health Services (71)
- Legal Services (12)
- Educational Services (21)
- Social Services (34)
- Museums, Art Galleries, And Botanical And Zoological Gardens (2)
- Membership Organizations (58)
- Engineering, Accounting, Research, Management, And Related Services (61)
- Miscellaneous Services (20)
- Public Administration
- Executive, Legislative, And General Government, Except Finance (7)
- Justice, Public Order, And Safety (12)
- Administration Of Human Resource Programs (10)
- Administration Of Environmental Quality And Housing Programs (11)
- Administration Of Economic Programs (10)
- National Security And International Affairs (15)
- Nonclassifiable Establishments (113)