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: 510 [Rate centres in NPA 510] [Dial plan for NPA 510]

NXX:

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
510-616 A Oakland: Berkeley DA CA   433E SONIC TELECOM, LLC - CA 722   2018-02-01   
510-616 0 Oakland: Berkeley DA CA   433E SONIC TELECOM, LLC - CA 722   2018-02-01   
510-616 1 Oakland: Berkeley DA CA   433E SONIC TELECOM, LLC - CA 722   2018-02-01   
510-616 2 Oakland: Berkeley DA CA   433E SONIC TELECOM, LLC - CA 722   2018-02-01   
510-616 3 Oakland: Berkeley DA CA   649C ONVOY, LLC - CA 722   2018-02-16   
510-616 4 Oakland: Berkeley DA CA   649C ONVOY, LLC - CA 722   2018-02-16   
510-616 5 Oakland: Berkeley DA CA   433E SONIC TELECOM, LLC - CA 722   2018-11-09   
510-616 6 Oakland: Berkeley DA CA   649C ONVOY, LLC - CA 722   2018-12-23   
510-616 7 Oakland: Berkeley DA CA   649C ONVOY, LLC - CA 722   2018-02-16   
510-616 8 Oakland: Berkeley DA CA   6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 722   2018-04-02   
510-616 9 Oakland: Berkeley DA CA   649C ONVOY, LLC - CA 722   2019-01-02   

Last updated: Sun, 10 Nov 2019 13:49:34 UTC

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