- Agriculture, Forestry & Fishing
- Agricultural Production Crops (65)
- Agriculture production livestock and animal specialties (13)
- Agricultural Services (44)
- Forestry (4)
- Fishing, hunting, and trapping (5)
- Construction & Mining
- Oil And Gas Extraction (2)
- Building Construction General Contractors And Operative Builders (77)
- Heavy Construction Other Than Building Construction Contractors (10)
- Construction Special Trade Contractors (153)
- Manufacturing
- Food And Kindred Products (23)
- Textile Mill Products (3)
- Apparel And Other Finished Products Made From Fabrics And Similar Materials (12)
- Lumber And Wood Products, Except Furniture (16)
- Furniture And Fixtures (3)
- Paper And Allied Products (1)
- Printing, Publishing, And Allied Industries (32)
- Chemicals And Allied Products (6)
- Rubber And Miscellaneous Plastics Products (1)
- Stone, Clay, Glass, And Concrete Products (2)
- Fabricated Metal Products, Except Machinery And Transportation Equipment (9)
- Industrial And Commercial Machinery And Computer Equipment (13)
- Electronic And Other Electrical Equipment And Components, Except Computer Equipment (5)
- Transportation Equipment (5)
- Measuring, Analyzing, And Controlling Instruments; Photographic, Medical And Optical Goods; Watches And Clocks (2)
- Miscellaneous Manufacturing Industries (13)
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- Retail & Wholesale Trade
- Wholesale Trade-durable Goods (119)
- Wholesale Trade-non-durable Goods (131)
- Building Materials, Hardware, Garden Supply, And Mobile Home Dealers (64)
- General Merchandise Stores (16)
- Food Stores (75)
- Automotive Dealers And Gasoline Service Stations (83)
- Apparel And Accessory Stores (57)
- Home Furniture, Furnishings, And Equipment Stores (76)
- Eating And Drinking Places (184)
- Miscellaneous Retail (280)
- Finance, Insurance & Real Estate (con't)
- Holding And Other Investment Offices (21)
- Services
- Hotels, Rooming Houses, Camps, And Other Lodging Places (37)
- Personal Services (162)
- Business Services (705)
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- Public Finance, Taxation, And Monetary Policy (5)
- Administration Of Human Resource Programs (25)
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- Administration Of Economic Programs (20)
- National Security And International Affairs (6)
- Nonclassifiable Establishments (355)