- Agriculture, Forestry & Fishing
- Agricultural Production Crops (26)
- Agriculture production livestock and animal specialties (29)
- Agricultural Services (26)
- Fishing, hunting, and trapping (1)
- Construction & Mining
- Oil And Gas Extraction (2)
- Building Construction General Contractors And Operative Builders (51)
- Heavy Construction Other Than Building Construction Contractors (5)
- Construction Special Trade Contractors (64)
- Manufacturing
- Food And Kindred Products (1)
- Apparel And Other Finished Products Made From Fabrics And Similar Materials (3)
- Lumber And Wood Products, Except Furniture (14)
- Furniture And Fixtures (1)
- Paper And Allied Products (2)
- Printing, Publishing, And Allied Industries (7)
- Chemicals And Allied Products (1)
- Rubber And Miscellaneous Plastics Products (2)
- Primary Metal Industries (2)
- Fabricated Metal Products, Except Machinery And Transportation Equipment (6)
- Industrial And Commercial Machinery And Computer Equipment (13)
- Transportation Equipment (3)
- Miscellaneous Manufacturing Industries (3)
- Transportation & Utilities
- Local And Suburban Transit And Interurban Highway Passenger Transportation (3)
- Transportation & Utilities (con't)
- Motor Freight Transportation And Warehousing (20)
- United States Postal Service (1)
- Water Transportation (5)
- Transportation Services (7)
- Communications (5)
- Electric, Gas, And Sanitary Services (4)
- Retail & Wholesale Trade
- Wholesale Trade-durable Goods (37)
- Wholesale Trade-non-durable Goods (18)
- Building Materials, Hardware, Garden Supply, And Mobile Home Dealers (23)
- General Merchandise Stores (8)
- Food Stores (22)
- Automotive Dealers And Gasoline Service Stations (31)
- Apparel And Accessory Stores (4)
- Home Furniture, Furnishings, And Equipment Stores (19)
- Eating And Drinking Places (45)
- Miscellaneous Retail (55)
- Finance, Insurance & Real Estate (con't)
- Holding And Other Investment Offices (4)
- Services
- Hotels, Rooming Houses, Camps, And Other Lodging Places (9)
- Personal Services (32)
- Business Services (238)
- Automotive Repair, Services, And Parking (32)
- Miscellaneous Repair Services (23)
- Motion Pictures (1)
- Amusement And Recreation Services (16)
- Health Services (43)
- Legal Services (10)
- Educational Services (18)
- Social Services (38)
- Membership Organizations (43)
- Engineering, Accounting, Research, Management, And Related Services (21)
- Miscellaneous Services (13)
- Public Administration
- Executive, Legislative, And General Government, Except Finance (15)
- Justice, Public Order, And Safety (12)
- Public Finance, Taxation, And Monetary Policy (1)
- Administration Of Human Resource Programs (4)
- Administration Of Environmental Quality And Housing Programs (4)
- Administration Of Economic Programs (3)
- Nonclassifiable Establishments (55)
