Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
  • Effective date searches are available only for US area codes. Our sources for non-US NPA-NXX data do not provide this information.
  • If you want to search an entire area code regardless of activity, leave both the next and past days fields set to zero.

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

<< 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 >>

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
323-881 A Los Angeles: DA 05 CA LSANCA34DS1  9740 PACIFIC BELL 730      
323-882 A Los Angeles: DA 14 CA LSANCA29DS0  9740 PACIFIC BELL 730      
323-883 A Los Angeles: DA 14 CA LSANCA29DS0  9740 PACIFIC BELL 730      
323-884 A Montebello CA TRNECAGB7MD  899D METROPCS NETWORKS, LLC 730      
323-884 0 Montebello CA TRNECAGB7MD  899D METROPCS NETWORKS, LLC 730   2014-11-28   
323-884 1 Montebello CA TRNECAGB7MD  899D METROPCS NETWORKS, LLC 730   2014-11-28   
323-884 2 Montebello CA TRNECAGB7MD  899D METROPCS NETWORKS, LLC 730   2014-11-28   
323-884 3 Montebello CA TRNECAGB7MD  899D METROPCS NETWORKS, LLC 730   2014-11-28   
323-884 4 Montebello CA TRNECAGB7MD  899D METROPCS NETWORKS, LLC 730   2014-11-28   
323-884 5 Montebello CA TRNECAGB7MD  899D METROPCS NETWORKS, LLC 730   2014-11-28   
323-884 6 Montebello CA TRNECAGB7MD  899D METROPCS NETWORKS, LLC 730   2014-11-28   
323-884 7 Montebello CA TRNECAGB7MD  899D METROPCS NETWORKS, LLC 730   2014-11-28   
323-884 8 Montebello CA TRNECAGB7MD  899D METROPCS NETWORKS, LLC 730   2014-11-28   
323-884 9 Montebello CA TRNECAGB7MD  899D METROPCS NETWORKS, LLC 730   2014-11-28   
323-885 A Los Angeles: DA 03 CA LSANCARC80Z  9262 UTILITY TELECOM GROUP, LLC - CA 730      
323-885 0 Los Angeles: DA 03 CA LSANCARC80Z  9262 UTILITY TELECOM GROUP, LLC - CA 730      
323-885 1 Los Angeles: DA 03 CA LSANCARC80Z  9262 UTILITY TELECOM GROUP, LLC - CA 730   2017-12-09   
323-885 2 Los Angeles: DA 03 CA LSANCARC80Z  9262 UTILITY TELECOM GROUP, LLC - CA 730   2017-12-09   
323-885 3 Los Angeles: DA 03 CA LSANCARC80Z  9262 UTILITY TELECOM GROUP, LLC - CA 730   2017-12-09   
323-885 4 Los Angeles: DA 03 CA LSANCARC80Z  9262 UTILITY TELECOM GROUP, LLC - CA 730      
323-885 5 Los Angeles: DA 03 CA LSANCARC80Z  9262 UTILITY TELECOM GROUP, LLC - CA 730      
323-885 6 Los Angeles: DA 03 CA LSANCARC80Z  9262 UTILITY TELECOM GROUP, LLC - CA 730   2017-12-09   
323-885 7 Los Angeles: DA 03 CA LSANCARC80Z  9262 UTILITY TELECOM GROUP, LLC - CA 730      
323-885 8 Los Angeles: DA 03 CA LSANCARC80Z  9262 UTILITY TELECOM GROUP, LLC - CA 730      
323-885 9 Los Angeles: DA 03 CA LSANCARC80Z  9262 UTILITY TELECOM GROUP, LLC - CA 730      
323-886 A Los Angeles: DA 06 CA LSANCA039MD  981E BANDWIDTH.COM CLEC, LLC - CA 730      
323-886 0 Los Angeles: DA 06 CA LSANCA039MD  981E BANDWIDTH.COM CLEC, LLC - CA 730   2014-12-21   
323-886 1 Los Angeles: DA 06 CA LSANCA039MD  981E BANDWIDTH.COM CLEC, LLC - CA 730   2014-12-21   
323-886 2 Los Angeles: DA 06 CA LSANCA039MD  981E BANDWIDTH.COM CLEC, LLC - CA 730   2014-12-21   
323-886 3 Los Angeles: DA 06 CA LSANCA039MD  981E BANDWIDTH.COM CLEC, LLC - CA 730   2014-12-21   
323-886 4 Los Angeles: DA 06 CA LSANCA039MD  981E BANDWIDTH.COM CLEC, LLC - CA 730   2014-12-21   
323-886 5 Los Angeles: DA 06 CA LSANCA039MD  981E BANDWIDTH.COM CLEC, LLC - CA 730   2014-12-21   
323-886 6 Los Angeles: DA 06 CA LSANCA039MD  981E BANDWIDTH.COM CLEC, LLC - CA 730   2014-12-21   
323-886 7 Los Angeles: DA 06 CA LSANCA039MD  981E BANDWIDTH.COM CLEC, LLC - CA 730   2014-12-21   
323-886 8 Los Angeles: DA 06 CA LSANCA039MD  981E BANDWIDTH.COM CLEC, LLC - CA 730   2014-12-21   
323-886 9 Los Angeles: DA 06 CA LSANCA039MD  981E BANDWIDTH.COM CLEC, LLC - CA 730   2014-12-21   
323-887 A Montebello CA LSANCA35DS0  9740 PACIFIC BELL 730      
323-888 A Montebello CA LSANCA35DS1  9740 PACIFIC BELL 730      
323-889 A Montebello CA LSANCA35DS1  9740 PACIFIC BELL 730      
323-889 0 Montebello CA LSANCA35DS1  9740 PACIFIC BELL 730      
323-889 1 Montebello CA LSANCA35DS1  9740 PACIFIC BELL 730      
323-889 2 Montebello CA LSANCA35DS1  9740 PACIFIC BELL 730      
323-889 3 Montebello CA LSANCA35DS1  9740 PACIFIC BELL 730      
323-889 4 Montebello CA LSANCA35DS1  9740 PACIFIC BELL 730      
323-889 5 Montebello CA LSANCA35DS1  9740 PACIFIC BELL 730      
323-889 6 Montebello CA LSANCA35DS1  9740 PACIFIC BELL 730      
323-889 7 Montebello CA LSANCA35DS1  9740 PACIFIC BELL 730      
323-889 8 Montebello CA LSANCA35DS1  9740 PACIFIC BELL 730      
323-889 9 Montebello CA BLTNCAADGMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 730   2008-04-01   
323-890 A Montebello CA LSANCA35DS0  9740 PACIFIC BELL 730      
323-890 0 Montebello CA LSANCA35DS0  9740 PACIFIC BELL 730      
323-890 1 Montebello CA LSANCA35DS0  9740 PACIFIC BELL 730      
323-890 2 Montebello CA LSANCA35DS0  9740 PACIFIC BELL 730      
323-890 3 Montebello CA LSANCA35DS0  9740 PACIFIC BELL 730      
323-890 4 Montebello CA LSANCA35DS0  9740 PACIFIC BELL 730      
323-890 5 Montebello CA LSANCA35DS0  9740 PACIFIC BELL 730      
323-890 6 Montebello CA TRNECAGB7MD  6529 T-MOBILE USA, INC. 730   2019-02-07   
323-890 7 Montebello CA LSANCA35DS0  9740 PACIFIC BELL 730      
323-890 8 Montebello CA LSANCA35DS0  9740 PACIFIC BELL 730      
323-890 9 Montebello CA LSANCA35DS0  9740 PACIFIC BELL 730      
323-891 A Los Angeles: DA 14 CA TRNECAGB7MD  899D METROPCS NETWORKS, LLC 730      
323-891 0 Los Angeles: DA 14 CA TRNECAGB7MD  899D METROPCS NETWORKS, LLC 730   2015-02-13   
323-891 1 Los Angeles: DA 14 CA TRNECAGB7MD  899D METROPCS NETWORKS, LLC 730   2015-02-16   
323-891 2 Los Angeles: DA 14 CA TRNECAGB7MD  899D METROPCS NETWORKS, LLC 730   2015-02-16   
323-891 3 Los Angeles: DA 14 CA TRNECAGB7MD  899D METROPCS NETWORKS, LLC 730   2015-02-16   
323-891 4 Los Angeles: DA 14 CA TRNECAGB7MD  6529 T-MOBILE USA, INC. 730   2015-02-16   
323-891 5 Los Angeles: DA 14 CA TRNECAGB7MD  6529 T-MOBILE USA, INC. 730   2015-02-16   
323-891 6 Los Angeles: DA 14 CA TRNECAGB7MD  6529 T-MOBILE USA, INC. 730   2015-02-16   
323-891 7 Los Angeles: DA 14 CA TRNECAGB7MD  6529 T-MOBILE USA, INC. 730   2015-02-16   
323-891 8 Los Angeles: DA 14 CA TRNECAGB7MD  6529 T-MOBILE USA, INC. 730   2015-02-16   
323-891 9 Los Angeles: DA 14 CA TRNECAGB7MD  899D METROPCS NETWORKS, LLC 730   2015-02-13   
323-892 A Los Angeles: DA 03 CA TRNECAGB7MD  6529 T-MOBILE USA, INC. 730      
323-892 0 Los Angeles: DA 03 CA LSANCA54DS7  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 730   2006-11-27   
323-892 1 Los Angeles: DA 03 CA LSANCA039MD  981E BANDWIDTH.COM CLEC, LLC - CA 730   2013-05-03   
323-892 2 Los Angeles: DA 03 CA LSANCA54DS7  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 730   2006-11-27   
323-892 3 Los Angeles: DA 03 CA LSANCAJWDS9  373F PEERLESS NETWORK OF CALIFORNIA, LLC - CA 730   2010-02-15   
323-892 4 Los Angeles: DA 03 CA LSANCA039MD  981E BANDWIDTH.COM CLEC, LLC - CA 730   2012-02-24   
323-892 5 Los Angeles: DA 03 CA LSANCA039MD  981E BANDWIDTH.COM CLEC, LLC - CA 730   2012-03-08   
323-892 6 Los Angeles: DA 03 CA TRNECAGB7MD  6529 T-MOBILE USA, INC. 730   2006-12-04   
323-892 7 Los Angeles: DA 03 CA LSANCA039MD  981E BANDWIDTH.COM CLEC, LLC - CA 730   2013-05-03   
323-892 8 Los Angeles: DA 03 CA LSANCA54DS7  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 730   2013-10-31   
323-892 9 Los Angeles: DA 03 CA TRNECAGB7MD  6529 T-MOBILE USA, INC. 730   2006-11-25   
323-893 A Montebello CA CYCMCALLCM5  6010 NEW CINGULAR WIRELESS PCS, LLC 730      
323-894 A Los Angeles: DA 06 CA LSANCARCD3S  649C ONVOY, LLC - CA 730   2024-01-23   
323-894 0 Los Angeles: DA 06 CA LSANCARCD3S  649C ONVOY, LLC - CA 730   2015-01-22   
323-894 1 Los Angeles: DA 06 CA LSANCARCD3S  649C ONVOY, LLC - CA 730   2015-01-22   
323-894 2 Los Angeles: DA 06 CA LSANCARCD3S  649C ONVOY, LLC - CA 730   2015-01-22   
323-894 3 Los Angeles: DA 06 CA LSANCARCD3S  649C ONVOY, LLC - CA 730   2015-01-22   
323-894 4 Los Angeles: DA 06 CA LSANCA039MD  981E BANDWIDTH.COM CLEC, LLC - CA 730   2015-02-14   
323-894 5 Los Angeles: DA 06 CA IRVNCASM1MD  671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 730   2015-03-22   
323-894 6 Los Angeles: DA 06 CA LSANCARCD3S  649C ONVOY, LLC - CA 730   2015-04-06   
323-894 7 Los Angeles: DA 06 CA LSANCARCD3S  649C ONVOY, LLC - CA 730   2015-04-06   
323-894 8 Los Angeles: DA 06 CA TRNECAGBGT3  899D METROPCS NETWORKS, LLC 730   2015-01-23   
323-894 9 Los Angeles: DA 06 CA LSANCARCD3S  649C ONVOY, LLC - CA 730   2015-04-06   
323-895 A Montebello CA CYCMCALLCM5  6010 NEW CINGULAR WIRELESS PCS, LLC 730      
323-895 0 Montebello CA CYCMCALLCM5  6010 NEW CINGULAR WIRELESS PCS, LLC 730   2008-05-12   
323-895 1 Montebello CA LSANCARCDS1  993B CURATEL, LLC - CA 730   2009-08-24   
323-895 2 Montebello CA BLTNCAADGMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 730   2009-10-09   
323-895 3 Montebello CA BLTNCAADGMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 730   2009-10-09   
323-895 4 Montebello CA CYCMCALLCM5  6010 NEW CINGULAR WIRELESS PCS, LLC 730   2009-01-30   

<< 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 >>

Last updated: Sun, 26 Jan 2025 15:59:20 UTC

Sponsored by: LES.NET

Like this site? We accept donations via PayPal.