- Agriculture, Forestry & Fishing
- Agricultural Production Crops (9)
- Agriculture production livestock and animal specialties (9)
- Agricultural Services (45)
- Fishing, hunting, and trapping (1)
- Construction & Mining
- Mining And Quarrying Of Nonmetallic Minerals, Except Fuels (1)
- Building Construction General Contractors And Operative Builders (100)
- Heavy Construction Other Than Building Construction Contractors (6)
- Construction Special Trade Contractors (134)
- Manufacturing
- Food And Kindred Products (2)
- Apparel And Other Finished Products Made From Fabrics And Similar Materials (6)
- Lumber And Wood Products, Except Furniture (10)
- Furniture And Fixtures (7)
- Printing, Publishing, And Allied Industries (23)
- Chemicals And Allied Products (8)
- Petroleum Refining And Related Industries (1)
- Rubber And Miscellaneous Plastics Products (3)
- Stone, Clay, Glass, And Concrete Products (4)
- Primary Metal Industries (1)
- Fabricated Metal Products, Except Machinery And Transportation Equipment (7)
- Industrial And Commercial Machinery And Computer Equipment (9)
- Electronic And Other Electrical Equipment And Components, Except Computer Equipment (6)
- Transportation Equipment (8)
- Miscellaneous Manufacturing Industries (12)
- Transportation & Utilities
- Local And Suburban Transit And Interurban Highway Passenger Transportation (3)
- Motor Freight Transportation And Warehousing (41)
- United States Postal Service (1)
- Water Transportation (2)
- Transportation By Air (2)
- Transportation Services (11)
- Communications (11)
- Electric, Gas, And Sanitary Services (6)
- Retail & Wholesale Trade
- Wholesale Trade-durable Goods (62)
- Wholesale Trade-non-durable Goods (34)
- Building Materials, Hardware, Garden Supply, And Mobile Home Dealers (29)
- General Merchandise Stores (5)
- Food Stores (19)
- Automotive Dealers And Gasoline Service Stations (53)
- Apparel And Accessory Stores (12)
- Home Furniture, Furnishings, And Equipment Stores (36)
- Eating And Drinking Places (66)
- Miscellaneous Retail (99)
- Finance, Insurance & Real Estate (con't)
- Real Estate (75)
- Holding And Other Investment Offices (23)
- Services
- Hotels, Rooming Houses, Camps, And Other Lodging Places (14)
- Personal Services (76)
- Business Services (532)
- Automotive Repair, Services, And Parking (50)
- Miscellaneous Repair Services (31)
- Motion Pictures (7)
- Amusement And Recreation Services (30)
- Health Services (52)
- Legal Services (15)
- Educational Services (26)
- Social Services (36)
- Museums, Art Galleries, And Botanical And Zoological Gardens (1)
- Membership Organizations (54)
- Engineering, Accounting, Research, Management, And Related Services (55)
- Miscellaneous Services (20)
- Public Administration
- Executive, Legislative, And General Government, Except Finance (9)
- Justice, Public Order, And Safety (9)
- Administration Of Human Resource Programs (2)
- Administration Of Environmental Quality And Housing Programs (3)
- Administration Of Economic Programs (4)
- Nonclassifiable Establishments (151)
