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: 645

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
323-645 A Los Angeles: DA 14 CA LSANCARCD3S  649C ONVOY, LLC - CA 730   2024-01-23   
323-645 0 Los Angeles: DA 14 CA LSANCA039MD  981E BANDWIDTH.COM CLEC, LLC - CA 730   2013-01-27   
323-645 1 Los Angeles: DA 14 CA LSANCARCD3S  649C ONVOY, LLC - CA 730      
323-645 2 Los Angeles: DA 14 CA LSANCARCD3S  649C ONVOY, LLC - CA 730      
323-645 3 Los Angeles: DA 14 CA BLTNCAADPS2  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 730   2005-09-12   
323-645 4 Los Angeles: DA 14 CA LSANCARCD3S  649C ONVOY, LLC - CA 730   2022-10-03   
323-645 5 Los Angeles: DA 14 CA LSANCA54DS7  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 730   2011-12-31   
323-645 6 Los Angeles: DA 14 CA LSANCARCD3S  649C ONVOY, LLC - CA 730   2005-09-25   
323-645 7 Los Angeles: DA 14 CA ANHMCA01XEY  516C AT&T CORP. 730   2006-04-19   
323-645 8 Los Angeles: DA 14 CA LSANCARCD3S  649C ONVOY, LLC - CA 730   2005-09-25   
323-645 9 Los Angeles: DA 14 CA LSANCA039MD  981E BANDWIDTH.COM CLEC, LLC - CA 730   2013-02-12   

Last updated: Wed, 18 Jun 2025 02:30:00 UTC

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