- Agriculture, Forestry & Fishing
- Agricultural Production Crops (27)
- Agriculture production livestock and animal specialties (12)
- Agricultural Services (24)
- Construction & Mining
- Mining And Quarrying Of Nonmetallic Minerals, Except Fuels (1)
- Building Construction General Contractors And Operative Builders (39)
- Heavy Construction Other Than Building Construction Contractors (4)
- Construction Special Trade Contractors (80)
- Manufacturing
- Food And Kindred Products (6)
- Lumber And Wood Products, Except Furniture (5)
- Furniture And Fixtures (2)
- Paper And Allied Products (1)
- Printing, Publishing, And Allied Industries (20)
- Chemicals And Allied Products (5)
- Petroleum Refining And Related Industries (3)
- Rubber And Miscellaneous Plastics Products (4)
- Leather And Leather Products (2)
- Stone, Clay, Glass, And Concrete Products (2)
- Primary Metal Industries (3)
- Fabricated Metal Products, Except Machinery And Transportation Equipment (11)
- Industrial And Commercial Machinery And Computer Equipment (12)
- Electronic And Other Electrical Equipment And Components, Except Computer Equipment (5)
- Transportation Equipment (3)
- Measuring, Analyzing, And Controlling Instruments; Photographic, Medical And Optical Goods; Watches And Clocks (5)
- Miscellaneous Manufacturing Industries (16)
- Transportation & Utilities
- Railroad Transportation (4)
- Transportation & Utilities (con't)
- Local And Suburban Transit And Interurban Highway Passenger Transportation (7)
- Motor Freight Transportation And Warehousing (21)
- United States Postal Service (1)
- Water Transportation (1)
- Transportation By Air (4)
- Transportation Services (5)
- Communications (15)
- Electric, Gas, And Sanitary Services (8)
- Retail & Wholesale Trade
- Wholesale Trade-durable Goods (67)
- Wholesale Trade-non-durable Goods (26)
- Building Materials, Hardware, Garden Supply, And Mobile Home Dealers (31)
- General Merchandise Stores (11)
- Food Stores (22)
- Automotive Dealers And Gasoline Service Stations (49)
- Apparel And Accessory Stores (13)
- Home Furniture, Furnishings, And Equipment Stores (33)
- Eating And Drinking Places (81)
- Miscellaneous Retail (117)
- Services
- Hotels, Rooming Houses, Camps, And Other Lodging Places (21)
- Personal Services (86)
- Business Services (256)
- Automotive Repair, Services, And Parking (53)
- Miscellaneous Repair Services (30)
- Motion Pictures (6)
- Amusement And Recreation Services (39)
- Health Services (121)
- Legal Services (32)
- Educational Services (22)
- Social Services (66)
- Museums, Art Galleries, And Botanical And Zoological Gardens (2)
- Membership Organizations (66)
- Engineering, Accounting, Research, Management, And Related Services (57)
- Miscellaneous Services (5)
- Public Administration
- Executive, Legislative, And General Government, Except Finance (10)
- Justice, Public Order, And Safety (14)
- Public Finance, Taxation, And Monetary Policy (1)
- Administration Of Human Resource Programs (9)
- Administration Of Environmental Quality And Housing Programs (7)
- Administration Of Economic Programs (5)
- National Security And International Affairs (6)
- Nonclassifiable Establishments (112)
