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: 403

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
323-403 A Los Angeles: DA 12 CA TRNECAGBGT3  6529 T-MOBILE USA, INC. 730      
323-403 0 Los Angeles: DA 12 CA LSANCARCD3S  649C ONVOY, LLC - CA 730   2013-03-25   
323-403 1 Los Angeles: DA 12 CA TRNECAGBGT3  6529 T-MOBILE USA, INC. 730   2016-11-16   
323-403 2 Los Angeles: DA 12 CA SHOKCA022MD  576C TIME WARNER CBL INFO SVCS (CA) DBA TIME WARNER CAB 730   2017-08-24   
323-403 3 Los Angeles: DA 12 CA TRNECAGBGT3  6529 T-MOBILE USA, INC. 730   2004-03-16   
323-403 4 Los Angeles: DA 12 CA LSANCARCD3S  649C ONVOY, LLC - CA 730   2017-12-09   
323-403 5 Los Angeles: DA 12 CA LSANCA039MD  981E BANDWIDTH.COM CLEC, LLC - CA 730   2018-04-02   
323-403 6 Los Angeles: DA 12 CA TRNECAGBGT3  6529 T-MOBILE USA, INC. 730   2005-01-15   
323-403 7 Los Angeles: DA 12 CA TRNECAGBGT3  6529 T-MOBILE USA, INC. 730   2004-09-02   
323-403 8 Los Angeles: DA 12 CA TRNECAGBGT3  6529 T-MOBILE USA, INC. 730   2004-10-29   
323-403 9 Los Angeles: DA 12 CA TRNECAGBGT3  6529 T-MOBILE USA, INC. 730   2014-12-01   

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

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