Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 323 [Rate centres in NPA 323] [Dial plan for NPA 323]

NXX: 523

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
323-523 A Los Angeles: DA 06 CA POMNCAAADS0  8322 MPOWER COMMUNICATIONS CORP. - CA 730      
323-523 0 Los Angeles: DA 06 CA POMNCAAADS0  8322 MPOWER COMMUNICATIONS CORP. - CA 730      
323-523 1 Los Angeles: DA 06 CA BLTNCAADGMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 730   2009-11-14   
323-523 2 Los Angeles: DA 06 CA POMNCAAADS0  8322 MPOWER COMMUNICATIONS CORP. - CA 730      
323-523 3 Los Angeles: DA 06 CA BLTNCAADGMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 730   2009-10-14   
323-523 4 Los Angeles: DA 06 CA TRNECAGBGT3  899D METROPCS NETWORKS, LLC 730   2010-01-23   
323-523 5 Los Angeles: DA 06 CA LSANCA039MD  981E BANDWIDTH.COM CLEC, LLC - CA 730   2010-03-08   
323-523 6 Los Angeles: DA 06 CA TRNECAGBGT3  899D METROPCS NETWORKS, LLC 730   2010-06-16   
323-523 7 Los Angeles: DA 06 CA TRNECAGBGT3  899D METROPCS NETWORKS, LLC 730   2010-01-23   
323-523 8 Los Angeles: DA 06 CA POMNCAAADS0  8322 MPOWER COMMUNICATIONS CORP. - CA 730      
323-523 9 Los Angeles: DA 06 CA BLTNCAADGMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 730   2009-11-18   

Last updated: Fri, 13 May 2022 22:16:13 UTC

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