- Agriculture, Forestry & Fishing
- Agricultural Production Crops (239)
- Agriculture production livestock and animal specialties (45)
- Agricultural Services (201)
- Forestry (7)
- Fishing, hunting, and trapping (2)
- Construction & Mining
- Oil And Gas Extraction (4)
- Building Construction General Contractors And Operative Builders (320)
- Heavy Construction Other Than Building Construction Contractors (39)
- Construction Special Trade Contractors (405)
- Manufacturing
- Food And Kindred Products (237)
- Textile Mill Products (4)
- Apparel And Other Finished Products Made From Fabrics And Similar Materials (15)
- Lumber And Wood Products, Except Furniture (22)
- Furniture And Fixtures (12)
- Paper And Allied Products (4)
- Printing, Publishing, And Allied Industries (66)
- Chemicals And Allied Products (13)
- Petroleum Refining And Related Industries (1)
- Rubber And Miscellaneous Plastics Products (4)
- Leather And Leather Products (5)
- Stone, Clay, Glass, And Concrete Products (21)
- Primary Metal Industries (3)
- Fabricated Metal Products, Except Machinery And Transportation Equipment (26)
- Industrial And Commercial Machinery And Computer Equipment (27)
- Electronic And Other Electrical Equipment And Components, Except Computer Equipment (16)
- Transportation Equipment (6)
- Manufacturing (con't)
- Measuring, Analyzing, And Controlling Instruments; Photographic, Medical And Optical Goods; Watches And Clocks (22)
- Miscellaneous Manufacturing Industries (26)
- Transportation & Utilities
- Railroad Transportation (4)
- Local And Suburban Transit And Interurban Highway Passenger Transportation (32)
- Motor Freight Transportation And Warehousing (79)
- United States Postal Service (2)
- Water Transportation (14)
- Transportation By Air (9)
- Transportation Services (51)
- Communications (53)
- Electric, Gas, And Sanitary Services (17)
- Retail & Wholesale Trade
- Wholesale Trade-durable Goods (233)
- Wholesale Trade-non-durable Goods (262)
- Building Materials, Hardware, Garden Supply, And Mobile Home Dealers (58)
- General Merchandise Stores (16)
- Food Stores (127)
- Automotive Dealers And Gasoline Service Stations (91)
- Apparel And Accessory Stores (85)
- Home Furniture, Furnishings, And Equipment Stores (130)
- Eating And Drinking Places (278)
- Miscellaneous Retail (497)
- Finance, Insurance & Real Estate (con't)
- Real Estate (337)
- Holding And Other Investment Offices (92)
- Services
- Hotels, Rooming Houses, Camps, And Other Lodging Places (96)
- Personal Services (363)
- Business Services (1502)
- Automotive Repair, Services, And Parking (139)
- Miscellaneous Repair Services (116)
- Motion Pictures (25)
- Amusement And Recreation Services (173)
- Health Services (448)
- Legal Services (115)
- Educational Services (116)
- Social Services (208)
- Museums, Art Galleries, And Botanical And Zoological Gardens (14)
- Membership Organizations (215)
- Engineering, Accounting, Research, Management, And Related Services (497)
- Miscellaneous Services (99)
- Public Administration
- Executive, Legislative, And General Government, Except Finance (26)
- Justice, Public Order, And Safety (23)
- Administration Of Human Resource Programs (9)
- Administration Of Environmental Quality And Housing Programs (14)
- Administration Of Economic Programs (7)
- National Security And International Affairs (2)
- Nonclassifiable Establishments (684)
