- Agriculture, Forestry & Fishing
- Agricultural Production Crops (17)
- Agriculture production livestock and animal specialties (3)
- Agricultural Services (156)
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- Fishing, hunting, and trapping (1)
- Construction & Mining
- Metal Mining (1)
- Mining And Quarrying Of Nonmetallic Minerals, Except Fuels (2)
- Building Construction General Contractors And Operative Builders (405)
- Heavy Construction Other Than Building Construction Contractors (39)
- Construction Special Trade Contractors (517)
- Manufacturing
- Food And Kindred Products (4)
- Textile Mill Products (6)
- Apparel And Other Finished Products Made From Fabrics And Similar Materials (17)
- Lumber And Wood Products, Except Furniture (26)
- Furniture And Fixtures (6)
- Paper And Allied Products (6)
- Printing, Publishing, And Allied Industries (59)
- Chemicals And Allied Products (12)
- Rubber And Miscellaneous Plastics Products (2)
- Stone, Clay, Glass, And Concrete Products (17)
- Primary Metal Industries (9)
- Fabricated Metal Products, Except Machinery And Transportation Equipment (17)
- Industrial And Commercial Machinery And Computer Equipment (18)
- Electronic And Other Electrical Equipment And Components, Except Computer Equipment (11)
- Transportation Equipment (5)
- Manufacturing (con't)
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- Miscellaneous Manufacturing Industries (35)
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- United States Postal Service (4)
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- Pipelines, Except Natural Gas (1)
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- Wholesale Trade-durable Goods (220)
- Wholesale Trade-non-durable Goods (92)
- Building Materials, Hardware, Garden Supply, And Mobile Home Dealers (47)
- General Merchandise Stores (21)
- Food Stores (88)
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- Apparel And Accessory Stores (44)
- Home Furniture, Furnishings, And Equipment Stores (114)
- Eating And Drinking Places (189)
- Miscellaneous Retail (272)
- Finance, Insurance & Real Estate (con't)
- Insurance Agents, Brokers, And Service (51)
- Real Estate (343)
- Holding And Other Investment Offices (137)
- Services
- Hotels, Rooming Houses, Camps, And Other Lodging Places (26)
- Personal Services (216)
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- Administration Of Human Resource Programs (2)
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- National Security And International Affairs (3)
- Nonclassifiable Establishments (740)