- Agriculture, Forestry & Fishing
- Agricultural Production Crops (86)
- Agriculture production livestock and animal specialties (34)
- Agricultural Services (34)
- Forestry (1)
- Construction & Mining
- Oil And Gas Extraction (3)
- Building Construction General Contractors And Operative Builders (39)
- Heavy Construction Other Than Building Construction Contractors (9)
- Construction Special Trade Contractors (65)
- Manufacturing
- Food And Kindred Products (6)
- Textile Mill Products (1)
- Lumber And Wood Products, Except Furniture (11)
- Furniture And Fixtures (6)
- Paper And Allied Products (2)
- Printing, Publishing, And Allied Industries (11)
- Chemicals And Allied Products (4)
- Rubber And Miscellaneous Plastics Products (1)
- Stone, Clay, Glass, And Concrete Products (6)
- Primary Metal Industries (3)
- Fabricated Metal Products, Except Machinery And Transportation Equipment (10)
- Industrial And Commercial Machinery And Computer Equipment (16)
- Electronic And Other Electrical Equipment And Components, Except Computer Equipment (3)
- Transportation Equipment (11)
- Measuring, Analyzing, And Controlling Instruments; Photographic, Medical And Optical Goods; Watches And Clocks (3)
- Miscellaneous Manufacturing Industries (5)
- Transportation & Utilities
- Railroad Transportation (5)
- Local And Suburban Transit And Interurban Highway Passenger Transportation (1)
- Motor Freight Transportation And Warehousing (17)
- United States Postal Service (1)
- Water Transportation (1)
- Transportation By Air (5)
- Transportation Services (9)
- Communications (12)
- Electric, Gas, And Sanitary Services (8)
- Retail & Wholesale Trade
- Wholesale Trade-durable Goods (54)
- Wholesale Trade-non-durable Goods (34)
- Building Materials, Hardware, Garden Supply, And Mobile Home Dealers (27)
- General Merchandise Stores (4)
- Food Stores (31)
- Automotive Dealers And Gasoline Service Stations (36)
- Apparel And Accessory Stores (17)
- Home Furniture, Furnishings, And Equipment Stores (36)
- Eating And Drinking Places (63)
- Miscellaneous Retail (91)
- Finance, Insurance & Real Estate (con't)
- Real Estate (70)
- Holding And Other Investment Offices (15)
- Services
- Hotels, Rooming Houses, Camps, And Other Lodging Places (11)
- Personal Services (59)
- Business Services (432)
- Automotive Repair, Services, And Parking (46)
- Miscellaneous Repair Services (34)
- Motion Pictures (8)
- Amusement And Recreation Services (27)
- Health Services (111)
- Legal Services (14)
- Educational Services (32)
- Social Services (44)
- Museums, Art Galleries, And Botanical And Zoological Gardens (5)
- Membership Organizations (77)
- Engineering, Accounting, Research, Management, And Related Services (42)
- Miscellaneous Services (8)
- Public Administration
- Executive, Legislative, And General Government, Except Finance (14)
- Justice, Public Order, And Safety (4)
- Administration Of Human Resource Programs (3)
- Administration Of Environmental Quality And Housing Programs (1)
- Administration Of Economic Programs (5)
- National Security And International Affairs (1)
- Nonclassifiable Establishments (95)