- Agriculture, Forestry & Fishing
- Agricultural Production Crops (35)
- Agriculture production livestock and animal specialties (8)
- Agricultural Services (49)
- Forestry (1)
- Construction & Mining
- Oil And Gas Extraction (4)
- Building Construction General Contractors And Operative Builders (77)
- Heavy Construction Other Than Building Construction Contractors (17)
- Construction Special Trade Contractors (161)
- Manufacturing
- Food And Kindred Products (5)
- Apparel And Other Finished Products Made From Fabrics And Similar Materials (5)
- Lumber And Wood Products, Except Furniture (6)
- Paper And Allied Products (4)
- Printing, Publishing, And Allied Industries (15)
- Chemicals And Allied Products (11)
- Rubber And Miscellaneous Plastics Products (10)
- Leather And Leather Products (2)
- Stone, Clay, Glass, And Concrete Products (4)
- Primary Metal Industries (2)
- Fabricated Metal Products, Except Machinery And Transportation Equipment (8)
- Industrial And Commercial Machinery And Computer Equipment (21)
- Electronic And Other Electrical Equipment And Components, Except Computer Equipment (5)
- Transportation Equipment (10)
- Measuring, Analyzing, And Controlling Instruments; Photographic, Medical And Optical Goods; Watches And Clocks (1)
- Miscellaneous Manufacturing Industries (16)
- Transportation & Utilities
- Railroad Transportation (1)
- Local And Suburban Transit And Interurban Highway Passenger Transportation (6)
- Motor Freight Transportation And Warehousing (62)
- United States Postal Service (1)
- Water Transportation (14)
- Transportation Services (20)
- Communications (17)
- Electric, Gas, And Sanitary Services (23)
- Retail & Wholesale Trade
- Wholesale Trade-durable Goods (91)
- Wholesale Trade-non-durable Goods (38)
- Building Materials, Hardware, Garden Supply, And Mobile Home Dealers (40)
- General Merchandise Stores (16)
- Food Stores (68)
- Automotive Dealers And Gasoline Service Stations (75)
- Apparel And Accessory Stores (53)
- Home Furniture, Furnishings, And Equipment Stores (57)
- Eating And Drinking Places (108)
- Miscellaneous Retail (216)
- Finance, Insurance & Real Estate (con't)
- Holding And Other Investment Offices (25)
- Services
- Hotels, Rooming Houses, Camps, And Other Lodging Places (23)
- Personal Services (158)
- Business Services (728)
- Automotive Repair, Services, And Parking (86)
- Miscellaneous Repair Services (75)
- Motion Pictures (11)
- Amusement And Recreation Services (43)
- Health Services (111)
- Legal Services (39)
- Educational Services (36)
- Social Services (75)
- Museums, Art Galleries, And Botanical And Zoological Gardens (6)
- Membership Organizations (137)
- Engineering, Accounting, Research, Management, And Related Services (76)
- Miscellaneous Services (29)
- Public Administration
- Executive, Legislative, And General Government, Except Finance (16)
- Justice, Public Order, And Safety (21)
- Public Finance, Taxation, And Monetary Policy (3)
- Administration Of Human Resource Programs (6)
- Administration Of Environmental Quality And Housing Programs (5)
- Administration Of Economic Programs (3)
- National Security And International Affairs (3)
- Nonclassifiable Establishments (269)
