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: 650 [Rate centres in NPA 650] [Dial plan for NPA 650]

NXX: 370

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
650-370 A Palo Alto CA   981E BANDWIDTH.COM CLEC, LLC - CA 722   2024-12-06   
650-370 0 Palo Alto CA   981E BANDWIDTH.COM CLEC, LLC - CA 722      
650-370 1 Palo Alto CA   981E BANDWIDTH.COM CLEC, LLC - CA 722      
650-370 2 Palo Alto CA   981E BANDWIDTH.COM CLEC, LLC - CA 722      

Last updated: Wed, 20 Nov 2024 21:20:06 UTC

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