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: 858 [Rate centres in NPA 858] [Dial plan for NPA 858]

<< 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 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 >>

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
858-381 0 Rancho Santa Fe CA SNDGCA02XIZ  981E BANDWIDTH.COM CLEC, LLC - CA 732   2011-04-30   
858-381 1 Rancho Santa Fe CA SNDKCA882MD  671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 732   2003-09-29   
858-381 2 Rancho Santa Fe CA SNDGCA02XIZ  981E BANDWIDTH.COM CLEC, LLC - CA 732   2011-05-28   
858-381 3 Rancho Santa Fe CA SNDGCA02XIZ  981E BANDWIDTH.COM CLEC, LLC - CA 732   2011-08-15   
858-381 4 Rancho Santa Fe CA SNDACAGLDS2  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 732   2012-07-22   
858-381 5 Rancho Santa Fe CA SNDACAGLDS2  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 732   2008-01-31   
858-381 6 Rancho Santa Fe CA SNDGCA0241Z  576C TIME WARNER CBL INFO SVCS (CA) DBA TIME WARNER CAB 732   2012-07-02   
858-381 7 Rancho Santa Fe CA ESCNCAKYGT0  6529 T-MOBILE USA, INC. 732   2007-02-08   
858-381 8 Rancho Santa Fe CA SNDACA96DS0  7147 TELEPORT COMMUNICATIONS AMERICA, LLC - CA 732      
858-381 9 Rancho Santa Fe CA SNDGCAJWDS0  649C ONVOY, LLC - CA 732   2017-03-17   
858-382 A Poway CA SNDGCA51CM3  6010 NEW CINGULAR WIRELESS PCS, LLC 732      
858-383 A San Diego: San Diego DA CA SNDGCA02XOZ  7147 TELEPORT COMMUNICATIONS AMERICA, LLC - CA 732      
858-383 0 San Diego: San Diego DA CA SNDGCA02XOZ  7147 TELEPORT COMMUNICATIONS AMERICA, LLC - CA 732   2023-09-21   
858-383 1 San Diego: San Diego DA CA SNDGCA02XOZ  7147 TELEPORT COMMUNICATIONS AMERICA, LLC - CA 732   2023-09-21   
858-383 2 San Diego: San Diego DA CA SNDGCA02XOZ  7147 TELEPORT COMMUNICATIONS AMERICA, LLC - CA 732   2023-09-21   
858-383 3 San Diego: San Diego DA CA SNDGCA02XOZ  7147 TELEPORT COMMUNICATIONS AMERICA, LLC - CA 732   2023-09-21   
858-383 4 San Diego: San Diego DA CA SNDGCA02XOZ  7147 TELEPORT COMMUNICATIONS AMERICA, LLC - CA 732   2023-09-21   
858-383 5 San Diego: San Diego DA CA SNDGCA02XOZ  7147 TELEPORT COMMUNICATIONS AMERICA, LLC - CA 732   2023-09-21   
858-383 6 San Diego: San Diego DA CA SNDGCA02XOZ  7147 TELEPORT COMMUNICATIONS AMERICA, LLC - CA 732   2023-09-21   
858-383 7 San Diego: San Diego DA CA SNDGCA02XOZ  7147 TELEPORT COMMUNICATIONS AMERICA, LLC - CA 732   2023-09-21   
858-383 8 San Diego: San Diego DA CA SNDGCA02XOZ  7147 TELEPORT COMMUNICATIONS AMERICA, LLC - CA 732   2023-09-21   
858-383 9 San Diego: San Diego DA CA SNDGCA02XOZ  7147 TELEPORT COMMUNICATIONS AMERICA, LLC - CA 732   2023-09-21   
858-384 A San Diego: Linda Vista DA CA SNDACAGLFMD  8690 GLOBAL CROSSING LOCAL SERVICES, INC. - CA 732      
858-384 0 San Diego: Linda Vista DA CA SNDACAGLFMD  8690 GLOBAL CROSSING LOCAL SERVICES, INC. - CA 732      
858-384 1 San Diego: Linda Vista DA CA SNDACAGLFMD  8690 GLOBAL CROSSING LOCAL SERVICES, INC. - CA 732      
858-384 2 San Diego: Linda Vista DA CA SNDGCA0241Z  576C TIME WARNER CBL INFO SVCS (CA) DBA TIME WARNER CAB 732   2007-04-04   
858-384 3 San Diego: Linda Vista DA CA SNDACAGLFMD  8690 GLOBAL CROSSING LOCAL SERVICES, INC. - CA 732      
858-384 4 San Diego: Linda Vista DA CA SNDACAGLDS2  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 732      
858-384 5 San Diego: Linda Vista DA CA SNDACAGLFMD  8690 GLOBAL CROSSING LOCAL SERVICES, INC. - CA 732      
858-384 6 San Diego: Linda Vista DA CA SNDGCA0241Z  576C TIME WARNER CBL INFO SVCS (CA) DBA TIME WARNER CAB 732   2007-01-10   
858-384 7 San Diego: Linda Vista DA CA SNDGCA0241Z  576C TIME WARNER CBL INFO SVCS (CA) DBA TIME WARNER CAB 732   2007-04-04   
858-384 8 San Diego: Linda Vista DA CA SNDGCAJWDS0  649C ONVOY, LLC - CA 732   2022-08-25   
858-384 9 San Diego: Linda Vista DA CA SNDACAGLFMD  8690 GLOBAL CROSSING LOCAL SERVICES, INC. - CA 732      
858-385 A Rancho Bernardo CA RBRNCA11DS0  9740 PACIFIC BELL 732      
858-386 A Poway CA SNDHCAAXJMD  7718 LEVEL 3 TELECOM OF CALIFORNIA, LP - CA 732      
858-386 0 Poway CA SNDGCA02XIZ  981E BANDWIDTH.COM CLEC, LLC - CA 732   2010-10-29   
858-386 1 Poway CA SNDACAGLDS2  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 732   2011-11-14   
858-386 2 Poway CA SNDGCA51CM3  6010 NEW CINGULAR WIRELESS PCS, LLC 732   2005-07-02   
858-386 3 Poway CA SNDGCA51CM3  6010 NEW CINGULAR WIRELESS PCS, LLC 732   2005-08-08   
858-386 4 Poway CA SNDACAGLDS2  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 732   2007-05-24   
858-386 5 Poway CA SNDHCAAXJMD  7718 LEVEL 3 TELECOM OF CALIFORNIA, LP - CA 732      
858-386 6 Poway CA SNDGCA51CM3  6010 NEW CINGULAR WIRELESS PCS, LLC 732   2005-09-25   
858-386 7 Poway CA SNDACAGLDS2  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 732   2008-02-14   
858-386 8 Poway CA SNDICAETAMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 732   2005-10-21   
858-386 9 Poway CA SNDICAETAMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 732   2005-07-16   
858-387 A La Mesa CA SNDGCAJWDS0  649C ONVOY, LLC - CA 732      
858-387 0 La Mesa CA   939H COMMIO, LLC 732   2024-01-29   
858-387 1 La Mesa CA   939H COMMIO, LLC 732   2024-01-29   
858-387 2 La Mesa CA SNDGCAJWDS0  649C ONVOY, LLC - CA 732   2023-11-01   
858-387 3 La Mesa CA   649C ONVOY, LLC - CA 732   2024-02-04   

<< 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 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 >>

Last updated: Tue, 16 Apr 2024 01:38:01 UTC

Sponsored by: VoIP.ms

Like this site? We accept donations via PayPal.