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.
  • If you want to search an entire area code regardless of activity, leave both the next and past days fields set to zero.

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
510-975 A Oakland: Alameda DA CA   6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 722   2019-03-08   
510-975 0 Oakland: Alameda DA CA   6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 722   2019-03-08   
510-975 1 Oakland: Alameda DA CA   373F PEERLESS NETWORK OF CALIFORNIA, LLC - CA 722   2019-12-27   
510-975 2 Oakland: Alameda DA CA   5562 METRO PCS, INC. 722   2020-05-09   
510-975 3 Oakland: Alameda DA CA   197D VONAGE NETWORK INC. 722   2020-06-22   
510-975 4 Oakland: Alameda DA CA   197D VONAGE NETWORK INC. 722   2020-06-22   
510-975 5 Oakland: Alameda DA CA   5562 METRO PCS, INC. 722   2020-07-13   
510-975 6 Oakland: Alameda DA CA   5562 METRO PCS, INC. 722   2020-08-10   
510-975 7 Oakland: Alameda DA CA   6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 722   2020-03-30   
510-975 8 Oakland: Alameda DA CA   5562 METRO PCS, INC. 722   2020-09-14   
510-975 9 Oakland: Alameda DA CA   649C ONVOY, LLC - CA 722   2020-08-29   

Last updated: Thu, 10 Sep 2020 02:15:24 UTC

Sponsored by: VoiceMeUp - Corporate VoIP Services

Like this site? We accept donations via PayPal.