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: 442 [Rate centres in NPA 442] [Dial plan for NPA 442]

NXX: 666

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
442-666 A Palm Desert CA PLSPCAXGXPY  649C ONVOY, LLC - CA 973      
442-666 0 Palm Desert CA PLSPCAXGX0Z  899D METROPCS NETWORKS, LLC 973   2012-10-26   
442-666 1 Palm Desert CA PLSPCAXGXHY  981E BANDWIDTH.COM CLEC, LLC - CA 973   2012-12-14   
442-666 2 Palm Desert CA PLSPCAXG06Z  671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 973   2013-03-18   
442-666 3 Palm Desert CA PLSPCAXGXKY  576C TIME WARNER CBL INFO SVCS (CA) DBA TIME WARNER CAB 973   2013-07-22   
442-666 4 Palm Desert CA PLSPCAXGXWZ  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 973   2012-12-09   
442-666 5 Palm Desert CA PLSPCAXGXWZ  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 973   2013-06-10   
442-666 6 Palm Desert CA PLSPCAXGXPY  649C ONVOY, LLC - CA 973   2012-09-17   
442-666 7 Palm Desert CA PLSPCAXGXTY  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 973   2013-09-29   
442-666 8 Palm Desert CA PLSPCAXGXKY  576C TIME WARNER CBL INFO SVCS (CA) DBA TIME WARNER CAB 973   2013-09-01   
442-666 9 Palm Desert CA PLSPCAXGXWZ  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 973   2013-07-08   

Last updated: Fri, 22 Mar 2024 03:02:44 UTC

Sponsored by: BeeVox - Whitelabel Reseller Platform

Like this site? We accept donations via PayPal.