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SICIndustry Group

SIC 431—United States Postal Service

Industry Group · Standard Industrial Classification (1987)

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Where 431 sits

  1. E Transportation, Communications, Electric, Gas, and Sanitary Services
  2. 43 United States Postal Service
  3. 431 United States Postal Service

Contains 1 narrower code

Description

For detailed description of SIC 431, see Subcategories in the Hierarchy Navigation on this page.

431 in other systems

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