- Agriculture, Forestry & Fishing
- Agricultural Production Crops (5)
- Agriculture production livestock and animal specialties (2)
- Agricultural Services (35)
- Forestry (1)
- Construction & Mining
- Oil And Gas Extraction (2)
- Mining And Quarrying Of Nonmetallic Minerals, Except Fuels (2)
- Building Construction General Contractors And Operative Builders (85)
- Heavy Construction Other Than Building Construction Contractors (15)
- Construction Special Trade Contractors (170)
- Manufacturing
- Food And Kindred Products (10)
- Textile Mill Products (3)
- Apparel And Other Finished Products Made From Fabrics And Similar Materials (7)
- Lumber And Wood Products, Except Furniture (9)
- Furniture And Fixtures (10)
- Paper And Allied Products (1)
- Printing, Publishing, And Allied Industries (19)
- Chemicals And Allied Products (10)
- Petroleum Refining And Related Industries (3)
- Rubber And Miscellaneous Plastics Products (9)
- Stone, Clay, Glass, And Concrete Products (15)
- Primary Metal Industries (4)
- Fabricated Metal Products, Except Machinery And Transportation Equipment (17)
- Industrial And Commercial Machinery And Computer Equipment (34)
- Electronic And Other Electrical Equipment And Components, Except Computer Equipment (8)
- Transportation Equipment (6)
- Manufacturing (con't)
- Measuring, Analyzing, And Controlling Instruments; Photographic, Medical And Optical Goods; Watches And Clocks (15)
- Miscellaneous Manufacturing Industries (16)
- Transportation & Utilities
- Railroad Transportation (1)
- Local And Suburban Transit And Interurban Highway Passenger Transportation (8)
- Motor Freight Transportation And Warehousing (50)
- United States Postal Service (1)
- Water Transportation (13)
- Transportation Services (23)
- Communications (22)
- Electric, Gas, And Sanitary Services (13)
- Retail & Wholesale Trade
- Wholesale Trade-durable Goods (156)
- Wholesale Trade-non-durable Goods (70)
- Building Materials, Hardware, Garden Supply, And Mobile Home Dealers (30)
- General Merchandise Stores (3)
- Food Stores (48)
- Automotive Dealers And Gasoline Service Stations (36)
- Apparel And Accessory Stores (27)
- Home Furniture, Furnishings, And Equipment Stores (54)
- Eating And Drinking Places (91)
- Miscellaneous Retail (153)
- Finance, Insurance & Real Estate (con't)
- Real Estate (147)
- Holding And Other Investment Offices (51)
- Services
- Hotels, Rooming Houses, Camps, And Other Lodging Places (14)
- Personal Services (142)
- Business Services (609)
- Automotive Repair, Services, And Parking (49)
- Miscellaneous Repair Services (71)
- Motion Pictures (10)
- Amusement And Recreation Services (68)
- Health Services (103)
- Legal Services (35)
- Educational Services (35)
- Social Services (58)
- Museums, Art Galleries, And Botanical And Zoological Gardens (12)
- Membership Organizations (65)
- Engineering, Accounting, Research, Management, And Related Services (232)
- Miscellaneous Services (42)
- Public Administration
- Executive, Legislative, And General Government, Except Finance (4)
- Justice, Public Order, And Safety (5)
- Public Finance, Taxation, And Monetary Policy (1)
- Administration Of Environmental Quality And Housing Programs (5)
- Administration Of Economic Programs (4)
- National Security And International Affairs (1)
- Nonclassifiable Establishments (180)
