- Agriculture, Forestry & Fishing
- Agricultural Production Crops (82)
- Agriculture production livestock and animal specialties (23)
- Agricultural Services (10)
- Forestry (1)
- Fishing, hunting, and trapping (1)
- Construction & Mining
- Oil And Gas Extraction (9)
- Building Construction General Contractors And Operative Builders (18)
- Heavy Construction Other Than Building Construction Contractors (4)
- Construction Special Trade Contractors (30)
- Manufacturing
- Food And Kindred Products (3)
- Apparel And Other Finished Products Made From Fabrics And Similar Materials (2)
- Lumber And Wood Products, Except Furniture (4)
- Printing, Publishing, And Allied Industries (1)
- Chemicals And Allied Products (2)
- Leather And Leather Products (1)
- Stone, Clay, Glass, And Concrete Products (1)
- Primary Metal Industries (4)
- Fabricated Metal Products, Except Machinery And Transportation Equipment (6)
- Industrial And Commercial Machinery And Computer Equipment (1)
- Transportation Equipment (3)
- Miscellaneous Manufacturing Industries (1)
- Transportation & Utilities
- Railroad Transportation (2)
- Transportation & Utilities (con't)
- Local And Suburban Transit And Interurban Highway Passenger Transportation (3)
- Motor Freight Transportation And Warehousing (28)
- United States Postal Service (1)
- Transportation Services (3)
- Communications (6)
- Electric, Gas, And Sanitary Services (9)
- Retail & Wholesale Trade
- Wholesale Trade-durable Goods (26)
- Wholesale Trade-non-durable Goods (14)
- Building Materials, Hardware, Garden Supply, And Mobile Home Dealers (14)
- General Merchandise Stores (4)
- Food Stores (11)
- Automotive Dealers And Gasoline Service Stations (20)
- Apparel And Accessory Stores (5)
- Home Furniture, Furnishings, And Equipment Stores (16)
- Eating And Drinking Places (29)
- Miscellaneous Retail (52)
- Services
- Hotels, Rooming Houses, Camps, And Other Lodging Places (16)
- Personal Services (35)
- Business Services (239)
- Automotive Repair, Services, And Parking (25)
- Miscellaneous Repair Services (26)
- Motion Pictures (4)
- Amusement And Recreation Services (14)
- Health Services (26)
- Legal Services (5)
- Educational Services (19)
- Social Services (34)
- Museums, Art Galleries, And Botanical And Zoological Gardens (2)
- Membership Organizations (31)
- Engineering, Accounting, Research, Management, And Related Services (15)
- Miscellaneous Services (5)
- Public Administration
- Executive, Legislative, And General Government, Except Finance (4)
- Justice, Public Order, And Safety (4)
- Administration Of Human Resource Programs (5)
- Administration Of Environmental Quality And Housing Programs (3)
- Administration Of Economic Programs (9)
- National Security And International Affairs (1)
- Nonclassifiable Establishments (78)
