- Agriculture, Forestry & Fishing
- Agricultural Production Crops (33)
- Agriculture production livestock and animal specialties (29)
- Agricultural Services (104)
- Construction & Mining
- Oil And Gas Extraction (2)
- Mining And Quarrying Of Nonmetallic Minerals, Except Fuels (1)
- Building Construction General Contractors And Operative Builders (183)
- Heavy Construction Other Than Building Construction Contractors (17)
- Construction Special Trade Contractors (329)
- Manufacturing
- Food And Kindred Products (11)
- Textile Mill Products (2)
- Apparel And Other Finished Products Made From Fabrics And Similar Materials (8)
- Lumber And Wood Products, Except Furniture (10)
- Furniture And Fixtures (5)
- Paper And Allied Products (1)
- Printing, Publishing, And Allied Industries (36)
- Chemicals And Allied Products (5)
- Petroleum Refining And Related Industries (2)
- Rubber And Miscellaneous Plastics Products (3)
- Leather And Leather Products (2)
- Stone, Clay, Glass, And Concrete Products (7)
- Primary Metal Industries (3)
- Fabricated Metal Products, Except Machinery And Transportation Equipment (17)
- Industrial And Commercial Machinery And Computer Equipment (15)
- Electronic And Other Electrical Equipment And Components, Except Computer Equipment (13)
- Transportation Equipment (18)
- Manufacturing (con't)
- Measuring, Analyzing, And Controlling Instruments; Photographic, Medical And Optical Goods; Watches And Clocks (12)
- Miscellaneous Manufacturing Industries (23)
- Transportation & Utilities
- Railroad Transportation (1)
- Local And Suburban Transit And Interurban Highway Passenger Transportation (17)
- Motor Freight Transportation And Warehousing (82)
- United States Postal Service (1)
- Water Transportation (4)
- Transportation By Air (3)
- Transportation Services (46)
- Communications (44)
- Electric, Gas, And Sanitary Services (17)
- Retail & Wholesale Trade
- Wholesale Trade-durable Goods (131)
- Wholesale Trade-non-durable Goods (59)
- Building Materials, Hardware, Garden Supply, And Mobile Home Dealers (65)
- General Merchandise Stores (22)
- Food Stores (92)
- Automotive Dealers And Gasoline Service Stations (107)
- Apparel And Accessory Stores (59)
- Home Furniture, Furnishings, And Equipment Stores (105)
- Eating And Drinking Places (225)
- Miscellaneous Retail (348)
- Finance, Insurance & Real Estate (con't)
- Insurance Agents, Brokers, And Service (64)
- Real Estate (251)
- Holding And Other Investment Offices (69)
- Services
- Hotels, Rooming Houses, Camps, And Other Lodging Places (35)
- Personal Services (266)
- Business Services (1077)
- Automotive Repair, Services, And Parking (191)
- Miscellaneous Repair Services (115)
- Motion Pictures (16)
- Amusement And Recreation Services (102)
- Health Services (368)
- Legal Services (54)
- Educational Services (69)
- Social Services (115)
- Museums, Art Galleries, And Botanical And Zoological Gardens (6)
- Membership Organizations (152)
- Engineering, Accounting, Research, Management, And Related Services (200)
- Miscellaneous Services (76)
- Public Administration
- Executive, Legislative, And General Government, Except Finance (6)
- Justice, Public Order, And Safety (18)
- Administration Of Human Resource Programs (9)
- Administration Of Environmental Quality And Housing Programs (6)
- Administration Of Economic Programs (3)
- National Security And International Affairs (1)
- Nonclassifiable Establishments (436)
