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: 530 [Rate centres in NPA 530] [Dial plan for NPA 530]

NXX: 881

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
530-881 A Verdi CA RENONV12XMD  252F WIDE VOICE, LLC - CA 720      
530-881 1 Verdi CA RENONV12XMD  252F WIDE VOICE, LLC - CA 720   2011-07-03   
530-881 8 Verdi CA RENONV127MD  649C ONVOY, LLC - CA 720   2021-10-08   
530-881 9 Verdi CA RENONV127MD  649C ONVOY, LLC - CA 720   2023-09-10   

Last updated: Tue, 16 Apr 2024 01:38:01 UTC

Sponsored by: FiberConX Communications Ltd.

Like this site? We accept donations via PayPal.