- Agriculture, Forestry & Fishing
- Agricultural Production Crops (9)
- Agriculture production livestock and animal specialties (6)
- Agricultural Services (36)
- Construction & Mining
- Oil And Gas Extraction (2)
- Building Construction General Contractors And Operative Builders (126)
- Construction Special Trade Contractors (67)
- Manufacturing
- Food And Kindred Products (5)
- Textile Mill Products (2)
- Apparel And Other Finished Products Made From Fabrics And Similar Materials (4)
- Lumber And Wood Products, Except Furniture (3)
- Furniture And Fixtures (2)
- Paper And Allied Products (2)
- Printing, Publishing, And Allied Industries (28)
- Chemicals And Allied Products (3)
- Petroleum Refining And Related Industries (1)
- Leather And Leather Products (1)
- Stone, Clay, Glass, And Concrete Products (1)
- Fabricated Metal Products, Except Machinery And Transportation Equipment (3)
- Industrial And Commercial Machinery And Computer Equipment (9)
- Electronic And Other Electrical Equipment And Components, Except Computer Equipment (8)
- Transportation Equipment (3)
- Measuring, Analyzing, And Controlling Instruments; Photographic, Medical And Optical Goods; Watches And Clocks (8)
- Miscellaneous Manufacturing Industries (20)
- Transportation & Utilities
- Local And Suburban Transit And Interurban Highway Passenger Transportation (8)
- Motor Freight Transportation And Warehousing (8)
- United States Postal Service (2)
- Transportation By Air (1)
- Transportation Services (32)
- Communications (47)
- Electric, Gas, And Sanitary Services (3)
- Retail & Wholesale Trade
- Wholesale Trade-durable Goods (59)
- Wholesale Trade-non-durable Goods (48)
- Building Materials, Hardware, Garden Supply, And Mobile Home Dealers (16)
- General Merchandise Stores (4)
- Food Stores (38)
- Automotive Dealers And Gasoline Service Stations (13)
- Apparel And Accessory Stores (34)
- Home Furniture, Furnishings, And Equipment Stores (46)
- Eating And Drinking Places (75)
- Miscellaneous Retail (137)
- Finance, Insurance & Real Estate (con't)
- Holding And Other Investment Offices (155)
- Services
- Hotels, Rooming Houses, Camps, And Other Lodging Places (11)
- Personal Services (97)
- Business Services (1551)
- Automotive Repair, Services, And Parking (20)
- Miscellaneous Repair Services (28)
- Motion Pictures (35)
- Amusement And Recreation Services (71)
- Health Services (352)
- Legal Services (94)
- Educational Services (78)
- Social Services (61)
- Museums, Art Galleries, And Botanical And Zoological Gardens (2)
- Membership Organizations (112)
- Engineering, Accounting, Research, Management, And Related Services (663)
- Miscellaneous Services (79)
- Public Administration
- Executive, Legislative, And General Government, Except Finance (1)
- Justice, Public Order, And Safety (6)
- Administration Of Human Resource Programs (3)
- Administration Of Environmental Quality And Housing Programs (4)
- Administration Of Economic Programs (4)
- National Security And International Affairs (3)
- Nonclassifiable Establishments (324)
