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: 523

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
530-523 A Homewood CA SCRLCAXXDS0  7145 TELEPORT COMMUNICATIONS AMERICA, LLC - CA 726      
530-523 0 Homewood CA SCRMCA01XXY  981E BANDWIDTH.COM CLEC, LLC - CA 726      
530-523 1 Homewood CA   515J IP HORIZON LLC 726      
530-523 2 Homewood CA   515J IP HORIZON LLC 726      
530-523 3 Homewood CA WSCRCAAHNMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 726      
530-523 4 Homewood CA SCRMCA01XSY  649C ONVOY, LLC - CA 726      
530-523 5 Homewood CA WSCRCAHW3MD  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 726      
530-523 6 Homewood CA SCRMCA01GT1  6010 NEW CINGULAR WIRELESS PCS, LLC 726      
530-523 7 Homewood CA SCRMCA01X7Z  373F PEERLESS NETWORK OF CALIFORNIA, LLC - CA 726      
530-523 8 Homewood CA SCRMCA01XSY  649C ONVOY, LLC - CA 726      
530-523 9 Homewood CA SCRLCAXXDS0  7145 TELEPORT COMMUNICATIONS AMERICA, LLC - CA 726      

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.