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: 638

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
323-638 A Los Angeles: DA 06 CA LSANCA54DS7  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 730      
323-638 0 Los Angeles: DA 06 CA LSANCA54DS7  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 730      
323-638 1 Los Angeles: DA 06 CA LSANCA54DS7  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 730      
323-638 2 Los Angeles: DA 06 CA LSANCA54DS7  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 730      
323-638 3 Los Angeles: DA 06 CA TRNECAGBGT3  899D METROPCS NETWORKS, LLC 730   2010-01-23   
323-638 4 Los Angeles: DA 06 CA LSANCA039MD  981E BANDWIDTH.COM CLEC, LLC - CA 730   2008-11-19   
323-638 5 Los Angeles: DA 06 CA LSANCA54DS7  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 730   2006-06-16   
323-638 6 Los Angeles: DA 06 CA TRNECAGBGT3  899D METROPCS NETWORKS, LLC 730   2009-03-02   
323-638 7 Los Angeles: DA 06 CA LSANCA039MD  981E BANDWIDTH.COM CLEC, LLC - CA 730   2008-11-19   
323-638 8 Los Angeles: DA 06 CA LSANCARCDS1  993B CURATEL, LLC - CA 730   2001-10-12   
323-638 9 Los Angeles: DA 06 CA LSANCA039MD  981E BANDWIDTH.COM CLEC, LLC - CA 730   2008-11-19   

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

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