Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 424 [Rate centres in NPA 424] [Dial plan for NPA 424]

NXX: 344

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
424-344 A Compton: Gardena DA CA BLTNCAADGMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 730      
424-344 0 Compton: Gardena DA CA BLTNCAADGMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 730   2014-10-17   
424-344 1 Compton: Gardena DA CA BLTNCAADGMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 730   2014-10-17   
424-344 2 Compton: Gardena DA CA SHOKCA022MD  576C TIME WARNER CBL INFO SVCS (CA) DBA TIME WARNER CAB 730   2016-02-17   
424-344 3 Compton: Gardena DA CA BLTNCAADGMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 730   2016-03-05   
424-344 4 Compton: Gardena DA CA LSANCARCD3S  649C ONVOY, LLC - CA 730   2016-03-03   
424-344 5 Compton: Gardena DA CA LSANCARCD3S  649C ONVOY, LLC - CA 730   2016-03-03   
424-344 6 Compton: Gardena DA CA BLTNCAADGMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 730   2016-04-04   
424-344 7 Compton: Gardena DA CA IRVNCASM1MD  671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 730   2014-10-24   
424-344 8 Compton: Gardena DA CA TRNECAGB7MD  6529 T-MOBILE USA, INC. 730   2014-10-20   
424-344 9 Compton: Gardena DA CA LSANCAJWDS9  373F PEERLESS NETWORK OF CALIFORNIA, LLC - CA 730   2015-10-17   

Last updated: Sun, 07 Dec 2025 22:02:11 UTC

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