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: 457

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
530-457 A Georgetown CA WSCRCAAHNMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 726      
530-457 0 Georgetown CA SCRMCA01XSY  649C ONVOY, LLC - CA 726      
530-457 1 Georgetown CA SCRMCA01XSY  649C ONVOY, LLC - CA 726      
530-457 2 Georgetown CA SCRMCA01X7Z  373F PEERLESS NETWORK OF CALIFORNIA, LLC - CA 726      
530-457 3 Georgetown CA SCRMCA0121Z  671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 726      
530-457 4 Georgetown CA SCRMCA01XSY  649C ONVOY, LLC - CA 726      
530-457 5 Georgetown CA WSCRCAAHNMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 726      
530-457 6 Georgetown CA SCRMCA01XSY  649C ONVOY, LLC - CA 726      
530-457 7 Georgetown CA WSCRCAAHNMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 726      
530-457 8 Georgetown CA SCRMCA01XSZ  073H TELNYX LLC 726      
530-457 9 Georgetown CA SCRMCA01XSY  649C ONVOY, LLC - CA 726      

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

Sponsored by: Execulink Telecom

Like this site? We accept donations via PayPal.