- Agriculture, Forestry & Fishing
- Agricultural Production Crops (12)
- Agriculture production livestock and animal specialties (3)
- Agricultural Services (19)
- Construction & Mining
- Oil And Gas Extraction (1)
- Mining And Quarrying Of Nonmetallic Minerals, Except Fuels (2)
- Building Construction General Contractors And Operative Builders (61)
- Heavy Construction Other Than Building Construction Contractors (5)
- Construction Special Trade Contractors (66)
- Manufacturing
- Food And Kindred Products (1)
- Textile Mill Products (2)
- Lumber And Wood Products, Except Furniture (5)
- Paper And Allied Products (1)
- Printing, Publishing, And Allied Industries (8)
- Chemicals And Allied Products (1)
- Petroleum Refining And Related Industries (1)
- Stone, Clay, Glass, And Concrete Products (2)
- Fabricated Metal Products, Except Machinery And Transportation Equipment (3)
- Industrial And Commercial Machinery And Computer Equipment (6)
- Electronic And Other Electrical Equipment And Components, Except Computer Equipment (2)
- Transportation Equipment (2)
- Miscellaneous Manufacturing Industries (7)
- Transportation & Utilities
- Local And Suburban Transit And Interurban Highway Passenger Transportation (4)
- Transportation & Utilities (con't)
- Motor Freight Transportation And Warehousing (20)
- United States Postal Service (1)
- Transportation Services (4)
- Communications (11)
- Electric, Gas, And Sanitary Services (3)
- Retail & Wholesale Trade
- Wholesale Trade-durable Goods (18)
- Wholesale Trade-non-durable Goods (9)
- Building Materials, Hardware, Garden Supply, And Mobile Home Dealers (11)
- General Merchandise Stores (3)
- Food Stores (11)
- Automotive Dealers And Gasoline Service Stations (16)
- Apparel And Accessory Stores (6)
- Home Furniture, Furnishings, And Equipment Stores (10)
- Eating And Drinking Places (20)
- Miscellaneous Retail (28)
- Services
- Hotels, Rooming Houses, Camps, And Other Lodging Places (3)
- Personal Services (38)
- Business Services (198)
- Automotive Repair, Services, And Parking (18)
- Miscellaneous Repair Services (21)
- Motion Pictures (5)
- Amusement And Recreation Services (10)
- Health Services (26)
- Legal Services (31)
- Educational Services (19)
- Social Services (26)
- Membership Organizations (31)
- Engineering, Accounting, Research, Management, And Related Services (21)
- Miscellaneous Services (11)
- Public Administration
- Executive, Legislative, And General Government, Except Finance (5)
- Justice, Public Order, And Safety (9)
- Public Finance, Taxation, And Monetary Policy (1)
- Administration Of Human Resource Programs (5)
- Administration Of Environmental Quality And Housing Programs (3)
- Administration Of Economic Programs (4)
- Nonclassifiable Establishments (41)
