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: 203

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
530-203 A Elk Creek CA CHICCA01XQX  671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 724      
530-203 0 Elk Creek CA CHICCACW1MD  073H TELNYX LLC 724      
530-203 1 Elk Creek CA   515J IP HORIZON LLC 724      
530-203 2 Elk Creek CA   515J IP HORIZON LLC 724      
530-203 3 Elk Creek CA CHICCA01XQX  671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 724      
530-203 4 Elk Creek CA CHICCACW1MD  073H TELNYX LLC 724      
530-203 5 Elk Creek CA CHICCA01XCX  649C ONVOY, LLC - CA 724      
530-203 6 Elk Creek CA CHICCA01XCX  649C ONVOY, LLC - CA 724      
530-203 7 Elk Creek CA CHICCA01XDX  073H TELNYX LLC 724      
530-203 8 Elk Creek CA CHICCA01XCX  649C ONVOY, LLC - CA 724      
530-203 9 Elk Creek CA CHICCA01XCX  649C ONVOY, 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.