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]

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NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
323-412 2 Los Angeles: DA 02 CA TRNECAGB7MD  899D METROPCS NETWORKS, LLC 730   2011-05-19   
323-412 3 Los Angeles: DA 02 CA TRNECAGB7MD  899D METROPCS NETWORKS, LLC 730   2011-05-19   
323-412 4 Los Angeles: DA 02 CA LSANCA039MD  981E BANDWIDTH.COM CLEC, LLC - CA 730   2012-02-24   
323-412 5 Los Angeles: DA 02 CA LSANCA039MD  981E BANDWIDTH.COM CLEC, LLC - CA 730   2012-03-08   
323-412 6 Los Angeles: DA 02 CA TRNECAGB7MD  899D METROPCS NETWORKS, LLC 730   2011-06-20   
323-412 7 Los Angeles: DA 02 CA LSANCA039MD  981E BANDWIDTH.COM CLEC, LLC - CA 730   2011-07-25   
323-412 8 Los Angeles: DA 02 CA LSANCA039MD  981E BANDWIDTH.COM CLEC, LLC - CA 730   2011-07-25   
323-412 9 Los Angeles: DA 02 CA LSANCA039MD  981E BANDWIDTH.COM CLEC, LLC - CA 730   2011-07-08   
323-413 A Los Angeles: DA 13 CA TRNECAGB7MD  899D METROPCS NETWORKS, LLC 730      
323-413 0 Los Angeles: DA 13 CA TRNECAGB7MD  899D METROPCS NETWORKS, LLC 730   2011-04-24   
323-413 1 Los Angeles: DA 13 CA TRNECAGB7MD  899D METROPCS NETWORKS, LLC 730   2011-04-24   
323-413 2 Los Angeles: DA 13 CA SHOKCA022MD  576C TIME WARNER CBL INFO SVCS (CA) DBA TIME WARNER CAB 730   2011-04-26   
323-413 3 Los Angeles: DA 13 CA TRNECAGB7MD  899D METROPCS NETWORKS, LLC 730   2011-05-31   
323-413 4 Los Angeles: DA 13 CA TRNECAGB7MD  899D METROPCS NETWORKS, LLC 730   2011-05-31   
323-413 5 Los Angeles: DA 13 CA TRNECAGB7MD  899D METROPCS NETWORKS, LLC 730   2011-06-13   
323-413 6 Los Angeles: DA 13 CA TRNECAGB7MD  899D METROPCS NETWORKS, LLC 730   2011-06-13   
323-413 7 Los Angeles: DA 13 CA LSANCA039MD  981E BANDWIDTH.COM CLEC, LLC - CA 730   2011-05-22   
323-413 8 Los Angeles: DA 13 CA LSANCA039MD  981E BANDWIDTH.COM CLEC, LLC - CA 730   2011-05-22   
323-413 9 Los Angeles: DA 13 CA LSANCA039MD  981E BANDWIDTH.COM CLEC, LLC - CA 730   2011-05-22   
323-414 A Los Angeles: DA 03 CA SHOKCA02KMD  6630 SPOK, INC. 730      
323-415 A Los Angeles: DA 05 CA LSANCA34DS1  9740 PACIFIC BELL 730      
323-416 A Montebello CA LSANCAJWDS9  373F PEERLESS NETWORK OF CALIFORNIA, LLC - CA 730      
323-416 0 Montebello CA LSANCAJWDS9  373F PEERLESS NETWORK OF CALIFORNIA, LLC - CA 730   2012-06-10   
323-416 1 Montebello CA LSANCAJWDS9  373F PEERLESS NETWORK OF CALIFORNIA, LLC - CA 730   2012-06-10   
323-416 2 Montebello CA LSANCAJWDS9  373F PEERLESS NETWORK OF CALIFORNIA, LLC - CA 730   2012-06-10   
323-416 3 Montebello CA LSANCAJWDS9  373F PEERLESS NETWORK OF CALIFORNIA, LLC - CA 730   2012-06-10   
323-416 4 Montebello CA LSANCAJWDS9  373F PEERLESS NETWORK OF CALIFORNIA, LLC - CA 730   2012-06-10   
323-416 5 Montebello CA LSANCAJWDS9  373F PEERLESS NETWORK OF CALIFORNIA, LLC - CA 730   2012-06-10   
323-416 6 Montebello CA LSANCAJWDS9  373F PEERLESS NETWORK OF CALIFORNIA, LLC - CA 730   2012-06-10   
323-416 7 Montebello CA LSANCAJWDS9  373F PEERLESS NETWORK OF CALIFORNIA, LLC - CA 730   2012-06-10   
323-416 8 Montebello CA LSANCAJWDS9  373F PEERLESS NETWORK OF CALIFORNIA, LLC - CA 730   2012-06-10   
323-416 9 Montebello CA LSANCAJWDS9  373F PEERLESS NETWORK OF CALIFORNIA, LLC - CA 730   2012-06-10   
323-417 A Los Angeles: DA 06 CA LSANCARCD3S  649C ONVOY, LLC - CA 730   2024-01-23   
323-418 A Los Angeles: DA 09 CA LSANCA13DS0  9740 PACIFIC BELL 730      
323-418 0 Los Angeles: DA 09 CA LSANCA13DS0  9740 PACIFIC BELL 730      
323-418 1 Los Angeles: DA 09 CA LSANCA13DS0  9740 PACIFIC BELL 730      
323-418 2 Los Angeles: DA 09 CA LSANCA039MD  981E BANDWIDTH.COM CLEC, LLC - CA 730   2011-05-22   
323-418 3 Los Angeles: DA 09 CA LSANCA13DS0  9740 PACIFIC BELL 730      
323-418 4 Los Angeles: DA 09 CA LSANCA13DS0  9740 PACIFIC BELL 730      
323-418 5 Los Angeles: DA 09 CA LSANCA13DS0  9740 PACIFIC BELL 730      
323-418 6 Los Angeles: DA 09 CA LSANCA13DS0  9740 PACIFIC BELL 730      
323-418 7 Los Angeles: DA 09 CA TRNECAGB7MD  6529 T-MOBILE USA, INC. 730   2019-08-25   
323-418 8 Los Angeles: DA 09 CA LSANCA13DS0  9740 PACIFIC BELL 730      
323-418 9 Los Angeles: DA 09 CA LSANCA13DS0  9740 PACIFIC BELL 730      
323-419 A Los Angeles: DA 11 CA LSANCA54DS7  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 730      
323-419 0 Los Angeles: DA 11 CA LSANCA54DS7  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 730      
323-419 1 Los Angeles: DA 11 CA LSANCA039MD  981E BANDWIDTH.COM CLEC, LLC - CA 730   2012-12-28   
323-419 2 Los Angeles: DA 11 CA LSANCA039MD  981E BANDWIDTH.COM CLEC, LLC - CA 730   2012-12-28   
323-419 3 Los Angeles: DA 11 CA LSANCA54DS7  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 730   2006-07-03   
323-419 4 Los Angeles: DA 11 CA LSANCA54DS7  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 730   2005-03-21   

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

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