- Agriculture, Forestry & Fishing
- Agricultural Production Crops (12)
- Agriculture production livestock and animal specialties (3)
- Agricultural Services (46)
- Forestry (1)
- Construction & Mining
- Mining And Quarrying Of Nonmetallic Minerals, Except Fuels (1)
- Building Construction General Contractors And Operative Builders (81)
- Heavy Construction Other Than Building Construction Contractors (11)
- Construction Special Trade Contractors (138)
- Manufacturing
- Food And Kindred Products (4)
- Textile Mill Products (1)
- Apparel And Other Finished Products Made From Fabrics And Similar Materials (1)
- Lumber And Wood Products, Except Furniture (6)
- Furniture And Fixtures (5)
- Printing, Publishing, And Allied Industries (16)
- Chemicals And Allied Products (8)
- Petroleum Refining And Related Industries (3)
- Rubber And Miscellaneous Plastics Products (10)
- Leather And Leather Products (1)
- Stone, Clay, Glass, And Concrete Products (11)
- Primary Metal Industries (9)
- Fabricated Metal Products, Except Machinery And Transportation Equipment (42)
- Industrial And Commercial Machinery And Computer Equipment (38)
- Electronic And Other Electrical Equipment And Components, Except Computer Equipment (5)
- Transportation Equipment (12)
- Measuring, Analyzing, And Controlling Instruments; Photographic, Medical And Optical Goods; Watches And Clocks (5)
- Manufacturing (con't)
- Miscellaneous Manufacturing Industries (13)
- Transportation & Utilities
- Railroad Transportation (1)
- Local And Suburban Transit And Interurban Highway Passenger Transportation (16)
- Motor Freight Transportation And Warehousing (161)
- United States Postal Service (1)
- Water Transportation (3)
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- Pipelines, Except Natural Gas (1)
- Transportation Services (125)
- Communications (16)
- Electric, Gas, And Sanitary Services (14)
- Retail & Wholesale Trade
- Wholesale Trade-durable Goods (107)
- Wholesale Trade-non-durable Goods (45)
- Building Materials, Hardware, Garden Supply, And Mobile Home Dealers (19)
- General Merchandise Stores (8)
- Food Stores (38)
- Automotive Dealers And Gasoline Service Stations (51)
- Apparel And Accessory Stores (10)
- Home Furniture, Furnishings, And Equipment Stores (19)
- Eating And Drinking Places (87)
- Miscellaneous Retail (75)
- Finance, Insurance & Real Estate (con't)
- Insurance Agents, Brokers, And Service (14)
- Real Estate (65)
- Holding And Other Investment Offices (24)
- Services
- Hotels, Rooming Houses, Camps, And Other Lodging Places (35)
- Personal Services (49)
- Business Services (395)
- Automotive Repair, Services, And Parking (97)
- Miscellaneous Repair Services (91)
- Motion Pictures (9)
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- Engineering, Accounting, Research, Management, And Related Services (63)
- Miscellaneous Services (34)
- Public Administration
- Executive, Legislative, And General Government, Except Finance (7)
- Justice, Public Order, And Safety (9)
- Administration Of Human Resource Programs (1)
- Administration Of Environmental Quality And Housing Programs (2)
- Administration Of Economic Programs (2)
- National Security And International Affairs (1)
- Nonclassifiable Establishments (135)