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: 479

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
530-479 A Verdi CA VERDNV11RS2  9740 PACIFIC BELL 720      
530-479 0 Verdi CA VERDNV11RS2  9740 PACIFIC BELL 720      
530-479 1 Verdi CA RENONV127MD  649C ONVOY, LLC - CA 720      
530-479 2 Verdi CA RENONV12IMD  073H TELNYX LLC 720      
530-479 3 Verdi CA RENONV127MD  649C ONVOY, LLC - CA 720      
530-479 4 Verdi CA RENONV127MD  649C ONVOY, LLC - CA 720      
530-479 5 Verdi CA RENONV034MD  516C AT&T CORP. 720      
530-479 7 Verdi CA RENONVMPX9X  145J TERRA NOVA TELECOM INC. 720      
530-479 8 Verdi CA RENONV12LMD  624H ONVOY SPECTRUM, LLC 720      
530-479 9 Verdi CA RENONV127MD  649C ONVOY, LLC - CA 720      

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.