- Agriculture, Forestry & Fishing
- Agricultural Production Crops (3)
- Agriculture production livestock and animal specialties (4)
- Agricultural Services (80)
- Fishing, hunting, and trapping (2)
- Construction & Mining
- Oil And Gas Extraction (1)
- Building Construction General Contractors And Operative Builders (189)
- Heavy Construction Other Than Building Construction Contractors (21)
- Construction Special Trade Contractors (360)
- Manufacturing
- Food And Kindred Products (15)
- Textile Mill Products (2)
- Apparel And Other Finished Products Made From Fabrics And Similar Materials (17)
- Lumber And Wood Products, Except Furniture (15)
- Furniture And Fixtures (11)
- Paper And Allied Products (4)
- Printing, Publishing, And Allied Industries (40)
- Chemicals And Allied Products (16)
- Petroleum Refining And Related Industries (7)
- Rubber And Miscellaneous Plastics Products (7)
- Leather And Leather Products (1)
- Stone, Clay, Glass, And Concrete Products (14)
- Primary Metal Industries (2)
- Fabricated Metal Products, Except Machinery And Transportation Equipment (24)
- Industrial And Commercial Machinery And Computer Equipment (26)
- Electronic And Other Electrical Equipment And Components, Except Computer Equipment (29)
- Transportation Equipment (12)
- Manufacturing (con't)
- Measuring, Analyzing, And Controlling Instruments; Photographic, Medical And Optical Goods; Watches And Clocks (7)
- Miscellaneous Manufacturing Industries (32)
- Transportation & Utilities
- Railroad Transportation (1)
- Local And Suburban Transit And Interurban Highway Passenger Transportation (31)
- Motor Freight Transportation And Warehousing (92)
- United States Postal Service (2)
- Water Transportation (13)
- Transportation By Air (1)
- Transportation Services (43)
- Communications (35)
- Electric, Gas, And Sanitary Services (32)
- Retail & Wholesale Trade
- Wholesale Trade-durable Goods (231)
- Wholesale Trade-non-durable Goods (117)
- Building Materials, Hardware, Garden Supply, And Mobile Home Dealers (50)
- General Merchandise Stores (15)
- Food Stores (114)
- Automotive Dealers And Gasoline Service Stations (113)
- Apparel And Accessory Stores (84)
- Home Furniture, Furnishings, And Equipment Stores (95)
- Eating And Drinking Places (192)
- Miscellaneous Retail (261)
- Finance, Insurance & Real Estate (con't)
- Insurance Agents, Brokers, And Service (36)
- Real Estate (263)
- Holding And Other Investment Offices (52)
- Services
- Hotels, Rooming Houses, Camps, And Other Lodging Places (9)
- Personal Services (182)
- Business Services (900)
- Automotive Repair, Services, And Parking (138)
- Miscellaneous Repair Services (141)
- Motion Pictures (23)
- Amusement And Recreation Services (83)
- Health Services (254)
- Legal Services (64)
- Educational Services (41)
- Social Services (85)
- Museums, Art Galleries, And Botanical And Zoological Gardens (1)
- Membership Organizations (109)
- Engineering, Accounting, Research, Management, And Related Services (203)
- Miscellaneous Services (51)
- Public Administration
- Executive, Legislative, And General Government, Except Finance (4)
- Justice, Public Order, And Safety (10)
- Administration Of Human Resource Programs (1)
- Administration Of Environmental Quality And Housing Programs (1)
- National Security And International Affairs (6)
- Nonclassifiable Establishments (344)
