- Agriculture, Forestry & Fishing
- Agricultural Production Crops (1)
- Agriculture production livestock and animal specialties (4)
- Agricultural Services (47)
- Forestry (1)
- Construction & Mining
- Oil And Gas Extraction (2)
- Building Construction General Contractors And Operative Builders (112)
- Heavy Construction Other Than Building Construction Contractors (9)
- Construction Special Trade Contractors (107)
- Manufacturing
- Food And Kindred Products (3)
- Textile Mill Products (1)
- Apparel And Other Finished Products Made From Fabrics And Similar Materials (2)
- Lumber And Wood Products, Except Furniture (4)
- Furniture And Fixtures (2)
- Paper And Allied Products (1)
- Printing, Publishing, And Allied Industries (17)
- Chemicals And Allied Products (1)
- Leather And Leather Products (2)
- Stone, Clay, Glass, And Concrete Products (3)
- Primary Metal Industries (2)
- Fabricated Metal Products, Except Machinery And Transportation Equipment (2)
- Industrial And Commercial Machinery And Computer Equipment (4)
- Electronic And Other Electrical Equipment And Components, Except Computer Equipment (2)
- Transportation Equipment (1)
- Manufacturing (con't)
- Miscellaneous Manufacturing Industries (5)
- Transportation & Utilities
- Local And Suburban Transit And Interurban Highway Passenger Transportation (7)
- Motor Freight Transportation And Warehousing (116)
- United States Postal Service (1)
- Water Transportation (3)
- Transportation Services (72)
- Communications (21)
- Electric, Gas, And Sanitary Services (4)
- Retail & Wholesale Trade
- Wholesale Trade-durable Goods (50)
- Wholesale Trade-non-durable Goods (15)
- Building Materials, Hardware, Garden Supply, And Mobile Home Dealers (12)
- General Merchandise Stores (3)
- Food Stores (27)
- Automotive Dealers And Gasoline Service Stations (37)
- Apparel And Accessory Stores (27)
- Home Furniture, Furnishings, And Equipment Stores (22)
- Eating And Drinking Places (51)
- Miscellaneous Retail (72)
- Finance, Insurance & Real Estate (con't)
- Real Estate (136)
- Holding And Other Investment Offices (61)
- Services
- Hotels, Rooming Houses, Camps, And Other Lodging Places (4)
- Personal Services (90)
- Business Services (796)
- Automotive Repair, Services, And Parking (68)
- Miscellaneous Repair Services (37)
- Motion Pictures (13)
- Amusement And Recreation Services (45)
- Health Services (55)
- Legal Services (6)
- Educational Services (28)
- Social Services (74)
- Membership Organizations (84)
- Engineering, Accounting, Research, Management, And Related Services (154)
- Miscellaneous Services (46)
- Public Administration
- Executive, Legislative, And General Government, Except Finance (1)
- Justice, Public Order, And Safety (5)
- Public Finance, Taxation, And Monetary Policy (1)
- Administration Of Environmental Quality And Housing Programs (1)
- National Security And International Affairs (1)
- Nonclassifiable Establishments (169)
