- Agriculture, Forestry & Fishing
- Agricultural Production Crops (6)
- Agriculture production livestock and animal specialties (3)
- Agricultural Services (67)
- Forestry (1)
- Fishing, hunting, and trapping (1)
- Construction & Mining
- Oil And Gas Extraction (1)
- Mining And Quarrying Of Nonmetallic Minerals, Except Fuels (1)
- Building Construction General Contractors And Operative Builders (231)
- Heavy Construction Other Than Building Construction Contractors (19)
- Construction Special Trade Contractors (272)
- Manufacturing
- Food And Kindred Products (14)
- Tobacco Products (1)
- Textile Mill Products (5)
- Apparel And Other Finished Products Made From Fabrics And Similar Materials (13)
- Lumber And Wood Products, Except Furniture (11)
- Furniture And Fixtures (11)
- Paper And Allied Products (8)
- Printing, Publishing, And Allied Industries (62)
- Chemicals And Allied Products (20)
- Petroleum Refining And Related Industries (3)
- Rubber And Miscellaneous Plastics Products (7)
- Leather And Leather Products (3)
- Stone, Clay, Glass, And Concrete Products (15)
- Primary Metal Industries (4)
- Fabricated Metal Products, Except Machinery And Transportation Equipment (32)
- Industrial And Commercial Machinery And Computer Equipment (33)
- Manufacturing (con't)
- Electronic And Other Electrical Equipment And Components, Except Computer Equipment (22)
- Transportation Equipment (5)
- Measuring, Analyzing, And Controlling Instruments; Photographic, Medical And Optical Goods; Watches And Clocks (13)
- Miscellaneous Manufacturing Industries (35)
- Transportation & Utilities
- Railroad Transportation (4)
- Local And Suburban Transit And Interurban Highway Passenger Transportation (16)
- Motor Freight Transportation And Warehousing (76)
- United States Postal Service (1)
- Transportation By Air (2)
- Pipelines, Except Natural Gas (1)
- Transportation Services (68)
- Communications (73)
- Electric, Gas, And Sanitary Services (25)
- Retail & Wholesale Trade
- Wholesale Trade-durable Goods (311)
- Wholesale Trade-non-durable Goods (149)
- Building Materials, Hardware, Garden Supply, And Mobile Home Dealers (40)
- General Merchandise Stores (14)
- Food Stores (109)
- Automotive Dealers And Gasoline Service Stations (128)
- Apparel And Accessory Stores (49)
- Home Furniture, Furnishings, And Equipment Stores (104)
- Eating And Drinking Places (216)
- Miscellaneous Retail (248)
- Finance, Insurance & Real Estate (con't)
- Insurance Carriers (20)
- Insurance Agents, Brokers, And Service (60)
- Real Estate (278)
- Holding And Other Investment Offices (124)
- Services
- Hotels, Rooming Houses, Camps, And Other Lodging Places (35)
- Personal Services (241)
- Business Services (1323)
- Automotive Repair, Services, And Parking (195)
- Miscellaneous Repair Services (150)
- Motion Pictures (42)
- Amusement And Recreation Services (90)
- Health Services (314)
- Legal Services (99)
- Educational Services (59)
- Social Services (93)
- Museums, Art Galleries, And Botanical And Zoological Gardens (2)
- Membership Organizations (188)
- Engineering, Accounting, Research, Management, And Related Services (433)
- Miscellaneous Services (80)
- Public Administration
- Executive, Legislative, And General Government, Except Finance (5)
- Justice, Public Order, And Safety (5)
- Administration Of Human Resource Programs (9)
- Administration Of Environmental Quality And Housing Programs (2)
- Administration Of Economic Programs (5)
- National Security And International Affairs (2)
- Nonclassifiable Establishments (729)
