- Agriculture, Forestry & Fishing
- Agricultural Production Crops (24)
- Agriculture production livestock and animal specialties (22)
- Agricultural Services (23)
- Forestry (31)
- Fishing, hunting, and trapping (2)
- Construction & Mining
- Mining And Quarrying Of Nonmetallic Minerals, Except Fuels (2)
- Building Construction General Contractors And Operative Builders (83)
- Heavy Construction Other Than Building Construction Contractors (14)
- Construction Special Trade Contractors (126)
- Manufacturing
- Food And Kindred Products (1)
- Textile Mill Products (2)
- Apparel And Other Finished Products Made From Fabrics And Similar Materials (8)
- Lumber And Wood Products, Except Furniture (9)
- Furniture And Fixtures (3)
- Printing, Publishing, And Allied Industries (8)
- Chemicals And Allied Products (1)
- Petroleum Refining And Related Industries (1)
- Stone, Clay, Glass, And Concrete Products (4)
- Fabricated Metal Products, Except Machinery And Transportation Equipment (4)
- Industrial And Commercial Machinery And Computer Equipment (2)
- Electronic And Other Electrical Equipment And Components, Except Computer Equipment (2)
- Transportation Equipment (2)
- Measuring, Analyzing, And Controlling Instruments; Photographic, Medical And Optical Goods; Watches And Clocks (4)
- Miscellaneous Manufacturing Industries (7)
- Transportation & Utilities
- Railroad Transportation (1)
- Local And Suburban Transit And Interurban Highway Passenger Transportation (3)
- Motor Freight Transportation And Warehousing (18)
- United States Postal Service (1)
- Transportation Services (8)
- Communications (14)
- Electric, Gas, And Sanitary Services (6)
- Retail & Wholesale Trade
- Wholesale Trade-durable Goods (20)
- Wholesale Trade-non-durable Goods (12)
- Building Materials, Hardware, Garden Supply, And Mobile Home Dealers (14)
- General Merchandise Stores (7)
- Food Stores (20)
- Automotive Dealers And Gasoline Service Stations (34)
- Apparel And Accessory Stores (19)
- Home Furniture, Furnishings, And Equipment Stores (29)
- Eating And Drinking Places (40)
- Miscellaneous Retail (62)
- Services
- Hotels, Rooming Houses, Camps, And Other Lodging Places (9)
- Personal Services (39)
- Business Services (337)
- Automotive Repair, Services, And Parking (31)
- Miscellaneous Repair Services (28)
- Motion Pictures (3)
- Amusement And Recreation Services (16)
- Health Services (46)
- Legal Services (7)
- Educational Services (14)
- Social Services (23)
- Membership Organizations (84)
- Engineering, Accounting, Research, Management, And Related Services (52)
- Miscellaneous Services (20)
- Public Administration
- Executive, Legislative, And General Government, Except Finance (9)
- Justice, Public Order, And Safety (14)
- Public Finance, Taxation, And Monetary Policy (2)
- Administration Of Human Resource Programs (4)
- Administration Of Environmental Quality And Housing Programs (5)
- Administration Of Economic Programs (3)
- National Security And International Affairs (2)
- Nonclassifiable Establishments (119)
