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: 450

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
323-450 A Los Angeles: DA 14 CA IRVNCASM1MD  671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 730      
323-450 0 Los Angeles: DA 14 CA IRVNCASM1MD  671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 730      
323-450 1 Los Angeles: DA 14 CA IRVNCASM1MD  671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 730      
323-450 2 Los Angeles: DA 14 CA LSANCA54DS7  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 730      
323-450 3 Los Angeles: DA 14 CA IRVNCASM1MD  671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 730      
323-450 4 Los Angeles: DA 14 CA IRVNCASM1MD  671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 730      
323-450 5 Los Angeles: DA 14 CA ELMNCAFIGT1  899D METROPCS NETWORKS, LLC 730      
323-450 6 Los Angeles: DA 14 CA CYCMCALLCM5  6010 NEW CINGULAR WIRELESS PCS, LLC 730      
323-450 7 Los Angeles: DA 14 CA LSANCA039MD  981E BANDWIDTH.COM CLEC, LLC - CA 730      
323-450 8 Los Angeles: DA 14 CA IRVNCASM1MD  671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 730      
323-450 9 Los Angeles: DA 14 CA SHOKCA022MD  576C TIME WARNER CBL INFO SVCS (CA) DBA TIME WARNER CAB 730      

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

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