Local Calling Guide

Area code/prefix search

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NPA: 323 [Rate centres in NPA 323] [Dial plan for NPA 323]

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NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
323-320 3 Los Angeles: DA 02 CA TRNECAGB7MD  899D METROPCS NETWORKS, LLC 730   2010-09-03   
323-320 4 Los Angeles: DA 02 CA BLTNCAADPS2  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 730   2010-11-04   
323-320 5 Los Angeles: DA 02 CA BLTNCAADPS2  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 730   2010-11-04   
323-320 6 Los Angeles: DA 02 CA BLTNCAADPS2  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 730   2010-11-04   
323-320 7 Los Angeles: DA 02 CA LSANCARCD3S  649C ONVOY, LLC - CA 730   2010-11-04   
323-320 8 Los Angeles: DA 02 CA LSANCARCD3S  649C ONVOY, LLC - CA 730   2010-11-04   
323-320 9 Los Angeles: DA 02 CA BLTNCAADPS2  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 730   2010-11-04   
323-321 A Los Angeles: DA 09 CA GRDNCA01DS0  9740 PACIFIC BELL 730      
323-321 0 Los Angeles: DA 09 CA GRDNCA01DS0  9740 PACIFIC BELL 730      
323-321 1 Los Angeles: DA 09 CA TRNECAGB7MD  6529 T-MOBILE USA, INC. 730   2004-04-25   
323-321 2 Los Angeles: DA 09 CA TRNECAGB7MD  6529 T-MOBILE USA, INC. 730   2004-04-25   
323-321 3 Los Angeles: DA 09 CA TRNECAGB7MD  6529 T-MOBILE USA, INC. 730   2004-07-05   
323-321 4 Los Angeles: DA 09 CA TRNECAGB7MD  6529 T-MOBILE USA, INC. 730   2004-07-05   
323-321 5 Los Angeles: DA 09 CA TRNECAGB7MD  6529 T-MOBILE USA, INC. 730   2004-09-05   
323-321 6 Los Angeles: DA 09 CA LSANCAJWDS9  373F PEERLESS NETWORK OF CALIFORNIA, LLC - CA 730   2015-04-25   
323-321 7 Los Angeles: DA 09 CA TRNECAGB7MD  6529 T-MOBILE USA, INC. 730   2017-05-01   
323-321 8 Los Angeles: DA 09 CA TRNECAGB7MD  6529 T-MOBILE USA, INC. 730   2004-10-24   
323-321 9 Los Angeles: DA 09 CA TRNECAGB7MD  6529 T-MOBILE USA, INC. 730   2004-11-22   
323-322 A Los Angeles: DA 11 CA SHOKCA02KMD  6630 SPOK, INC. 730      
323-323 A Los Angeles: DA 09 CA   252F WIDE VOICE, LLC - CA 730   2025-05-30   
323-323 0 Los Angeles: DA 09 CA   649C ONVOY, LLC - CA 730   2025-06-02   
323-323 1 Los Angeles: DA 09 CA   649C ONVOY, LLC - CA 730   2025-06-02   
323-323 2 Los Angeles: DA 09 CA   649C ONVOY, LLC - CA 730   2025-06-02   
323-323 3 Los Angeles: DA 09 CA   252F WIDE VOICE, LLC - CA 730   2025-05-30   
323-323 4 Los Angeles: DA 09 CA   252F WIDE VOICE, LLC - CA 730   2025-05-30   
323-323 5 Los Angeles: DA 09 CA   649C ONVOY, LLC - CA 730   2025-06-02   
323-323 6 Los Angeles: DA 09 CA   649C ONVOY, LLC - CA 730   2025-06-02   
323-323 7 Los Angeles: DA 09 CA   649C ONVOY, LLC - CA 730   2025-06-02   
323-323 8 Los Angeles: DA 09 CA   649C ONVOY, LLC - CA 730   2025-06-02   
323-323 9 Los Angeles: DA 09 CA   649C ONVOY, LLC - CA 730   2025-06-02   
323-324 A Montebello CA LSANCA039MD  6906 AMERICAN MESSAGING SERVICES, LLC 730      
323-325 A Los Angeles: DA 08 CA   829J PAETEC ITEL, LLC 730      
323-325 0 Los Angeles: DA 08 CA LSANCARCDS1  993B CURATEL, LLC - CA 730   2007-05-11   
323-325 1 Los Angeles: DA 08 CA LSANCA039MD  981E BANDWIDTH.COM CLEC, LLC - CA 730   2010-08-13   
323-325 2 Los Angeles: DA 08 CA LSANCARCD3S  649C ONVOY, LLC - CA 730   2008-07-10   
323-325 3 Los Angeles: DA 08 CA LSANCARCD3S  649C ONVOY, LLC - CA 730   2008-07-10   
323-325 4 Los Angeles: DA 08 CA LSANCARCD3S  649C ONVOY, LLC - CA 730   2008-07-10   
323-325 5 Los Angeles: DA 08 CA LSANCA039MD  981E BANDWIDTH.COM CLEC, LLC - CA 730   2013-10-28   
323-325 6 Los Angeles: DA 08 CA LSANCARCD3S  649C ONVOY, LLC - CA 730   2009-02-14   
323-325 7 Los Angeles: DA 08 CA ANHMCA01XEY  516C AT&T CORP. 730   2006-06-30   
323-325 8 Los Angeles: DA 08 CA LSANCARCD3S  649C ONVOY, LLC - CA 730   2008-07-10   
323-325 9 Los Angeles: DA 08 CA   829J PAETEC ITEL, LLC 730      
323-326 A Los Angeles: DA 06 CA BELLCA11DS0  9740 PACIFIC BELL 730      
323-326 0 Los Angeles: DA 06 CA BLTNCAADGMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 730   2005-06-24   
323-326 1 Los Angeles: DA 06 CA BELLCA11DS0  9740 PACIFIC BELL 730      
323-326 2 Los Angeles: DA 06 CA TRNECAGB7MD  899D METROPCS NETWORKS, LLC 730   2008-03-15   
323-326 3 Los Angeles: DA 06 CA BLTNCAADGMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 730   2004-10-09   
323-326 4 Los Angeles: DA 06 CA BLTNCAADGMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 730   2004-10-09   
323-326 5 Los Angeles: DA 06 CA TRNECAGB7MD  899D METROPCS NETWORKS, LLC 730   2011-03-13   
323-326 6 Los Angeles: DA 06 CA BLTNCAADGMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 730   2004-07-08   

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Last updated: Tue, 31 Mar 2026 13:56:49 UTC

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