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Classifications & Numbers

Pierce County Library System is a:

  • Private nonprofit 501(c) (3) organization.
  • Municipal subdivision.
  • Junior taxing district.

Federal Employee Identification number (FEIN) sometimes referred to as TIN (Taxpayer
Identification Number)

  • 91-1098071

Unified Business Identifier (UBI) – Washington State

  • 278036416

Dun and Bradstreet number (DUNS number)

  • 786270389