Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
  • Effective date searches are available only for US area codes. Our sources for non-US NPA-NXX data do not provide this information.
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NPA: 350 [Rate centres in NPA 350] [Dial plan for NPA 350]

NXX: 214

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
350-214 A Valley Springs CA SKTNCACZ4MD  939H COMMIO, LLC 738   2024-02-24   
350-214 0 Valley Springs CA SKTNCACZ4MD  939H COMMIO, LLC 738   2024-02-24   
350-214 1 Valley Springs CA SKTNCACZ4MD  939H COMMIO, LLC 738   2024-02-24   
350-214 8 Valley Springs CA   6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 738   2024-09-10   
350-214 9 Valley Springs CA   6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 738   2024-06-07   

Last updated: Sat, 01 Jun 2024 11:59:14 UTC

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