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:

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
530-451 A Smartsville CA SCRMCAWC2KD  7379 MATRIX TELECOM, LLC. SII TNCI - CA 726      
530-451 0 Smartsville CA   7379 MATRIX TELECOM, LLC. SII TNCI - CA 726      
530-451 1 Smartsville CA   7379 MATRIX TELECOM, LLC. SII TNCI - CA 726      
530-451 2 Smartsville CA   4129 O1 COMMUNICATIONS, INC. - CA 726   2002-10-12   
530-451 3 Smartsville CA   649C ONVOY, LLC - CA 726   2012-12-31   
530-451 4 Smartsville CA   7379 MATRIX TELECOM, LLC. SII TNCI - CA 726      
530-451 5 Smartsville CA   373F PEERLESS NETWORK OF CALIFORNIA, LLC - CA 726   2013-03-28   
530-451 6 Smartsville CA   981E BANDWIDTH.COM CLEC, LLC - CA 726   2009-02-24   
530-451 7 Smartsville CA   7379 MATRIX TELECOM, LLC. SII TNCI - CA 726      
530-451 8 Smartsville CA   7379 MATRIX TELECOM, LLC. SII TNCI - CA 726      
530-451 9 Smartsville CA   7379 MATRIX TELECOM, LLC. SII TNCI - CA 726      

Last updated: Sun, 10 Nov 2019 13:49:34 UTC

Sponsored by: VoiceMeUp - Corporate VoIP Services

Like this site? We accept donations via PayPal.