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: 870

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
619-870 A Chula Vista CA SNDACAGLDS2  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 732      
619-870 0 Chula Vista CA SNDACAGLDS2  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 732   2010-07-26   
619-870 1 Chula Vista CA SNDACAGLDS2  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 732   2011-01-06   
619-870 2 Chula Vista CA SNDACAGLDS2  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 732   2012-03-05   
619-870 3 Chula Vista CA   145J TERRA NOVA TELECOM INC. 732   2022-05-23   
619-870 4 Chula Vista CA SNDGCA51CM3  6010 NEW CINGULAR WIRELESS PCS, LLC 732   2011-10-13   
619-870 5 Chula Vista CA SNDGCA51CM3  6010 NEW CINGULAR WIRELESS PCS, LLC 732   2011-11-13   
619-870 6 Chula Vista CA SNDICAETAMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 732   2012-01-29   
619-870 7 Chula Vista CA SNDGCA51CM3  6010 NEW CINGULAR WIRELESS PCS, LLC 732   2011-02-13   
619-870 8 Chula Vista CA SNDGCA02XIZ  981E BANDWIDTH.COM CLEC, LLC - CA 732   2012-10-08   
619-870 9 Chula Vista CA SNDJCA05DS5  258E YMAX COMMUNICATIONS CORP. - CA 732   2011-04-28   

Last updated: Fri, 13 May 2022 22:16:13 UTC

Sponsored by: FiberConX Communications Ltd.

Like this site? We accept donations via PayPal.