- Agriculture, Forestry & Fishing
- Agricultural Production Crops (135)
- Agriculture production livestock and animal specialties (59)
- Agricultural Services (329)
- Forestry (79)
- Fishing, hunting, and trapping (11)
- Construction & Mining
- Oil And Gas Extraction (1)
- Mining And Quarrying Of Nonmetallic Minerals, Except Fuels (7)
- Building Construction General Contractors And Operative Builders (620)
- Heavy Construction Other Than Building Construction Contractors (49)
- Construction Special Trade Contractors (783)
- Manufacturing
- Food And Kindred Products (70)
- Textile Mill Products (12)
- Apparel And Other Finished Products Made From Fabrics And Similar Materials (47)
- Lumber And Wood Products, Except Furniture (132)
- Furniture And Fixtures (28)
- Paper And Allied Products (11)
- Printing, Publishing, And Allied Industries (191)
- Chemicals And Allied Products (36)
- Petroleum Refining And Related Industries (4)
- Rubber And Miscellaneous Plastics Products (17)
- Leather And Leather Products (7)
- Stone, Clay, Glass, And Concrete Products (46)
- Primary Metal Industries (13)
- Fabricated Metal Products, Except Machinery And Transportation Equipment (85)
- Industrial And Commercial Machinery And Computer Equipment (107)
- Electronic And Other Electrical Equipment And Components, Except Computer Equipment (46)
- Transportation Equipment (35)
- Manufacturing (con't)
- Measuring, Analyzing, And Controlling Instruments; Photographic, Medical And Optical Goods; Watches And Clocks (37)
- Miscellaneous Manufacturing Industries (124)
- Transportation & Utilities
- Railroad Transportation (3)
- Local And Suburban Transit And Interurban Highway Passenger Transportation (28)
- Motor Freight Transportation And Warehousing (220)
- United States Postal Service (5)
- Water Transportation (2)
- Transportation By Air (14)
- Pipelines, Except Natural Gas (1)
- Transportation Services (112)
- Communications (165)
- Electric, Gas, And Sanitary Services (47)
- Retail & Wholesale Trade
- Wholesale Trade-durable Goods (652)
- Wholesale Trade-non-durable Goods (310)
- Building Materials, Hardware, Garden Supply, And Mobile Home Dealers (189)
- General Merchandise Stores (35)
- Food Stores (267)
- Automotive Dealers And Gasoline Service Stations (262)
- Apparel And Accessory Stores (194)
- Home Furniture, Furnishings, And Equipment Stores (312)
- Eating And Drinking Places (676)
- Miscellaneous Retail (919)
- Finance, Insurance & Real Estate (con't)
- Real Estate (900)
- Holding And Other Investment Offices (356)
- Services
- Hotels, Rooming Houses, Camps, And Other Lodging Places (123)
- Personal Services (604)
- Business Services (3846)
- Automotive Repair, Services, And Parking (382)
- Miscellaneous Repair Services (330)
- Motion Pictures (134)
- Amusement And Recreation Services (322)
- Health Services (969)
- Legal Services (355)
- Educational Services (304)
- Social Services (485)
- Museums, Art Galleries, And Botanical And Zoological Gardens (30)
- Membership Organizations (527)
- Engineering, Accounting, Research, Management, And Related Services (1066)
- Miscellaneous Services (221)
- Public Administration
- Executive, Legislative, And General Government, Except Finance (39)
- Justice, Public Order, And Safety (36)
- Public Finance, Taxation, And Monetary Policy (4)
- Administration Of Human Resource Programs (22)
- Administration Of Environmental Quality And Housing Programs (18)
- Administration Of Economic Programs (19)
- National Security And International Affairs (15)
- Nonclassifiable Establishments (2166)
