- Agriculture, Forestry & Fishing
- Agricultural Production Crops (21)
- Agriculture production livestock and animal specialties (41)
- Agricultural Services (34)
- Forestry (1)
- Construction & Mining
- Oil And Gas Extraction (23)
- Mining And Quarrying Of Nonmetallic Minerals, Except Fuels (2)
- Building Construction General Contractors And Operative Builders (41)
- Heavy Construction Other Than Building Construction Contractors (12)
- Construction Special Trade Contractors (116)
- Manufacturing
- Food And Kindred Products (6)
- Textile Mill Products (1)
- Apparel And Other Finished Products Made From Fabrics And Similar Materials (4)
- Lumber And Wood Products, Except Furniture (12)
- Furniture And Fixtures (3)
- Paper And Allied Products (2)
- Printing, Publishing, And Allied Industries (10)
- Chemicals And Allied Products (2)
- Petroleum Refining And Related Industries (1)
- Rubber And Miscellaneous Plastics Products (3)
- Leather And Leather Products (5)
- Stone, Clay, Glass, And Concrete Products (6)
- Primary Metal Industries (1)
- Fabricated Metal Products, Except Machinery And Transportation Equipment (12)
- Industrial And Commercial Machinery And Computer Equipment (10)
- Electronic And Other Electrical Equipment And Components, Except Computer Equipment (4)
- Transportation Equipment (2)
- Manufacturing (con't)
- Measuring, Analyzing, And Controlling Instruments; Photographic, Medical And Optical Goods; Watches And Clocks (2)
- Miscellaneous Manufacturing Industries (11)
- Transportation & Utilities
- Railroad Transportation (2)
- Local And Suburban Transit And Interurban Highway Passenger Transportation (4)
- Motor Freight Transportation And Warehousing (43)
- United States Postal Service (2)
- Water Transportation (4)
- Transportation By Air (3)
- Transportation Services (5)
- Communications (20)
- Electric, Gas, And Sanitary Services (14)
- Retail & Wholesale Trade
- Wholesale Trade-durable Goods (84)
- Wholesale Trade-non-durable Goods (42)
- Building Materials, Hardware, Garden Supply, And Mobile Home Dealers (24)
- General Merchandise Stores (10)
- Food Stores (39)
- Automotive Dealers And Gasoline Service Stations (70)
- Apparel And Accessory Stores (21)
- Home Furniture, Furnishings, And Equipment Stores (47)
- Eating And Drinking Places (78)
- Miscellaneous Retail (172)
- Finance, Insurance & Real Estate (con't)
- Real Estate (83)
- Holding And Other Investment Offices (15)
- Services
- Hotels, Rooming Houses, Camps, And Other Lodging Places (38)
- Personal Services (74)
- Business Services (459)
- Automotive Repair, Services, And Parking (71)
- Miscellaneous Repair Services (46)
- Motion Pictures (4)
- Amusement And Recreation Services (31)
- Health Services (126)
- Legal Services (25)
- Educational Services (31)
- Social Services (67)
- Museums, Art Galleries, And Botanical And Zoological Gardens (3)
- Membership Organizations (95)
- Engineering, Accounting, Research, Management, And Related Services (53)
- Miscellaneous Services (16)
- Public Administration
- Executive, Legislative, And General Government, Except Finance (10)
- Justice, Public Order, And Safety (19)
- Public Finance, Taxation, And Monetary Policy (2)
- Administration Of Human Resource Programs (9)
- Administration Of Environmental Quality And Housing Programs (4)
- Administration Of Economic Programs (5)
- National Security And International Affairs (3)
- Nonclassifiable Establishments (249)
