• Washington Adopts Area Code Plan

  • $ 35.00

  • Description

    The Washington Utilities and Transportation Commission adopted an all services overlay plan for 360 area code relief.  A new area code, 564, will be implemented in the 360 number plan area (NPA).  Telecommunications service providers with number resources in western Washington (206, 253, 360, and 425 NPAs) must work with Staff on the technical deployment, customer education, and community involvement needed to ensure successful implementation of the 564 NPA. See details in the TMI Briefing publication.


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