- Agriculture, Forestry & Fishing
- Agricultural Production Crops
- Agriculture production livestock and animal specialties
- Agricultural Services
- Forestry
- Fishing, hunting, and trapping
- Construction & Mining
- Metal Mining
- Coal Mining
- Oil And Gas Extraction
- Mining And Quarrying Of Nonmetallic Minerals, Except Fuels
- Building Construction General Contractors And Operative Builders
- Heavy Construction Other Than Building Construction Contractors
- Construction Special Trade Contractors
- Manufacturing
- Food And Kindred Products
- Tobacco Products
- Textile Mill Products
- Apparel And Other Finished Products Made From Fabrics And Similar Materials
- Lumber And Wood Products, Except Furniture
- Furniture And Fixtures
- Paper And Allied Products
- Printing, Publishing, And Allied Industries
- Chemicals And Allied Products
- Petroleum Refining And Related Industries
- Rubber And Miscellaneous Plastics Products
- Leather And Leather Products
- Stone, Clay, Glass, And Concrete Products
- Primary Metal Industries
- Fabricated Metal Products, Except Machinery And Transportation Equipment
- Industrial And Commercial Machinery And Computer Equipment
- Manufacturing (con't)
- Electronic And Other Electrical Equipment And Components, Except Computer Equipment
- Transportation Equipment
- Measuring, Analyzing, And Controlling Instruments; Photographic, Medical And Optical Goods; Watches And Clocks
- Miscellaneous Manufacturing Industries
- Transportation & Utilities
- Railroad Transportation
- Local And Suburban Transit And Interurban Highway Passenger Transportation
- Motor Freight Transportation And Warehousing
- United States Postal Service
- Water Transportation
- Transportation By Air
- Pipelines, Except Natural Gas
- Transportation Services
- Communications
- Electric, Gas, And Sanitary Services
- Retail & Wholesale Trade
- Wholesale Trade-durable Goods
- Wholesale Trade-non-durable Goods
- Building Materials, Hardware, Garden Supply, And Mobile Home Dealers
- General Merchandise Stores
- Food Stores
- Automotive Dealers And Gasoline Service Stations
- Apparel And Accessory Stores
- Home Furniture, Furnishings, And Equipment Stores
- Eating And Drinking Places
- Miscellaneous Retail
- Finance, Insurance & Real Estate (con't)
- Insurance Agents, Brokers, And Service
- Real Estate
- Holding And Other Investment Offices
- Services
- Hotels, Rooming Houses, Camps, And Other Lodging Places
- Personal Services
- Business Services
- Automotive Repair, Services, And Parking
- Miscellaneous Repair Services
- Motion Pictures
- Amusement And Recreation Services
- Health Services
- Legal Services
- Educational Services
- Social Services
- Museums, Art Galleries, And Botanical And Zoological Gardens
- Membership Organizations
- Engineering, Accounting, Research, Management, And Related Services
- Miscellaneous Services
- Public Administration
- Executive, Legislative, And General Government, Except Finance
- Justice, Public Order, And Safety
- Public Finance, Taxation, And Monetary Policy
- Administration Of Human Resource Programs
- Administration Of Environmental Quality And Housing Programs
- Administration Of Economic Programs
- National Security And International Affairs
- Nonclassifiable Establishments