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: 619 [Rate centres in NPA 619] [Dial plan for NPA 619]

NXX: 320

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
619-320 A Harbison-Alpine CA SNDACAGLFMD  8690 GLOBAL CROSSING LOCAL SERVICES, INC. - CA 732      
619-320 0 Harbison-Alpine CA SNDACAGLFMD  8690 GLOBAL CROSSING LOCAL SERVICES, INC. - CA 732      
619-320 1 Harbison-Alpine CA SNDGCA02XIZ  981E BANDWIDTH.COM CLEC, LLC - CA 732      
619-320 2 Harbison-Alpine CA SNDGCAJWDS0  649C ONVOY, LLC - CA 732      
619-320 3 Harbison-Alpine CA SNDKCA882MD  671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 732      
619-320 4 Harbison-Alpine CA SNDACAGLDS2  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 732      
619-320 5 Harbison-Alpine CA SNDGCA02XIZ  981E BANDWIDTH.COM CLEC, LLC - CA 732      
619-320 6 Harbison-Alpine CA SNDACAGLDS2  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 732      
619-320 8 Harbison-Alpine CA SNDGCA02XIZ  981E BANDWIDTH.COM CLEC, LLC - CA 732      
619-320 9 Harbison-Alpine CA SNDGCAJW6MD  073H TELNYX LLC 732      

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

Sponsored by: Callcentric - VoIP Internet phone service

Like this site? We accept donations via PayPal.