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: 425

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
530-425 A Stonyford CA CHICCA017MD  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 724      
530-425 0 Stonyford CA CHICCA01XCX  649C ONVOY, LLC - CA 724      
530-425 1 Stonyford CA CHICCACW1MD  073H TELNYX LLC 724      
530-425 2 Stonyford CA CHICCACW2MD  939H COMMIO, LLC 724      
530-425 4 Stonyford CA CHICCA017MD  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 724      
530-425 5 Stonyford CA CHICCA017MD  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 724      
530-425 6 Stonyford CA CHICCA01SMD  981E BANDWIDTH.COM CLEC, LLC - CA 724      
530-425 7 Stonyford CA CHICCA01XCX  649C ONVOY, LLC - CA 724      
530-425 8 Stonyford CA CHICCA01XFX  624H ONVOY SPECTRUM, LLC 724      
530-425 9 Stonyford CA CHICCA01SMD  981E BANDWIDTH.COM CLEC, LLC - CA 724      

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

Sponsored by: VoIP.ms

Like this site? We accept donations via PayPal.