- Agriculture, Forestry & Fishing
- Agricultural Production Crops (12)
- Agriculture production livestock and animal specialties (4)
- Agricultural Services (310)
- Fishing, hunting, and trapping (1)
- Construction & Mining
- Oil And Gas Extraction (2)
- Mining And Quarrying Of Nonmetallic Minerals, Except Fuels (4)
- Building Construction General Contractors And Operative Builders (1228)
- Heavy Construction Other Than Building Construction Contractors (101)
- Construction Special Trade Contractors (1812)
- Manufacturing
- Food And Kindred Products (48)
- Tobacco Products (1)
- Textile Mill Products (12)
- Apparel And Other Finished Products Made From Fabrics And Similar Materials (31)
- Lumber And Wood Products, Except Furniture (39)
- Furniture And Fixtures (26)
- Paper And Allied Products (13)
- Printing, Publishing, And Allied Industries (146)
- Chemicals And Allied Products (19)
- Petroleum Refining And Related Industries (5)
- Rubber And Miscellaneous Plastics Products (6)
- Leather And Leather Products (7)
- Stone, Clay, Glass, And Concrete Products (31)
- Primary Metal Industries (4)
- Fabricated Metal Products, Except Machinery And Transportation Equipment (51)
- Industrial And Commercial Machinery And Computer Equipment (26)
- Electronic And Other Electrical Equipment And Components, Except Computer Equipment (34)
- Transportation Equipment (25)
- Manufacturing (con't)
- Measuring, Analyzing, And Controlling Instruments; Photographic, Medical And Optical Goods; Watches And Clocks (23)
- Miscellaneous Manufacturing Industries (71)
- Transportation & Utilities
- Railroad Transportation (4)
- Local And Suburban Transit And Interurban Highway Passenger Transportation (269)
- Motor Freight Transportation And Warehousing (266)
- United States Postal Service (12)
- Water Transportation (41)
- Transportation By Air (8)
- Pipelines, Except Natural Gas (1)
- Transportation Services (297)
- Communications (192)
- Electric, Gas, And Sanitary Services (70)
- Retail & Wholesale Trade
- Wholesale Trade-durable Goods (705)
- Wholesale Trade-non-durable Goods (511)
- Building Materials, Hardware, Garden Supply, And Mobile Home Dealers (185)
- General Merchandise Stores (84)
- Food Stores (807)
- Automotive Dealers And Gasoline Service Stations (336)
- Apparel And Accessory Stores (346)
- Home Furniture, Furnishings, And Equipment Stores (416)
- Eating And Drinking Places (1314)
- Miscellaneous Retail (1285)
- Finance, Insurance & Real Estate (con't)
- Real Estate (1411)
- Holding And Other Investment Offices (264)
- Services
- Hotels, Rooming Houses, Camps, And Other Lodging Places (39)
- Personal Services (1191)
- Business Services (5504)
- Automotive Repair, Services, And Parking (514)
- Miscellaneous Repair Services (525)
- Motion Pictures (167)
- Amusement And Recreation Services (514)
- Health Services (1839)
- Legal Services (509)
- Educational Services (357)
- Social Services (475)
- Museums, Art Galleries, And Botanical And Zoological Gardens (25)
- Membership Organizations (628)
- Engineering, Accounting, Research, Management, And Related Services (1338)
- Miscellaneous Services (307)
- Public Administration
- Executive, Legislative, And General Government, Except Finance (73)
- Justice, Public Order, And Safety (38)
- Public Finance, Taxation, And Monetary Policy (3)
- Administration Of Human Resource Programs (28)
- Administration Of Environmental Quality And Housing Programs (40)
- Administration Of Economic Programs (19)
- National Security And International Affairs (12)
- Nonclassifiable Establishments (2061)
