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.

Los Angeles: DA 06, CA

<< 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 >>

NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
323-388 5 LSANCA039MD  981E BANDWIDTH.COM CLEC, LLC - CA 730   2012-12-01   
323-388 6 BLTNCAADGMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 730   2004-01-27   
323-388 7 BLTNCAADGMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 730   2004-01-27   
323-388 8 BLTNCAADGMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 730   2004-01-27   
323-388 9 BLTNCAADGMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 730   2004-01-27   
323-392 A TRNECAGB7MD  899D METROPCS NETWORKS, LLC 730      
323-392 0 TRNECAGB7MD  899D METROPCS NETWORKS, LLC 730   2007-02-03   
323-392 1 TRNECAGB7MD  899D METROPCS NETWORKS, LLC 730   2007-02-03   
323-392 2 TRNECAGB7MD  899D METROPCS NETWORKS, LLC 730   2007-02-03   
323-392 3 TRNECAGB7MD  899D METROPCS NETWORKS, LLC 730   2007-02-03   
323-392 4 TRNECAGB7MD  899D METROPCS NETWORKS, LLC 730   2007-02-03   
323-392 5 TRNECAGB7MD  899D METROPCS NETWORKS, LLC 730   2007-02-03   
323-392 6 TRNECAGB7MD  899D METROPCS NETWORKS, LLC 730   2007-02-03   
323-392 7 TRNECAGB7MD  899D METROPCS NETWORKS, LLC 730   2007-02-03   
323-392 8 TRNECAGB7MD  899D METROPCS NETWORKS, LLC 730   2007-02-03   
323-392 9 TRNECAGB7MD  899D METROPCS NETWORKS, LLC 730   2007-02-03   
323-395 A BLTNCAADGMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 730      
323-395 0 LSANCARCD3S  649C ONVOY, LLC - CA 730      
323-395 1 BLTNCAADGMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 730   2003-11-19   
323-395 2 LSANCA039MD  981E BANDWIDTH.COM CLEC, LLC - CA 730      
323-395 3 BLTNCAADGMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 730   2003-11-19   
323-395 4 BLTNCAADGMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 730   2003-11-19   
323-395 5 LSANCARCD3S  649C ONVOY, LLC - CA 730      
323-395 6 BLTNCAADGMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 730   2003-11-19   
323-395 7 BLTNCAADGMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 730   2003-11-19   
323-395 8 BLTNCAADGMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 730   2003-11-19   
323-395 9 BLTNCAADGMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 730   2003-11-19   
323-417 A LSANCARCD3S  649C ONVOY, LLC - CA 730   2024-01-23   
323-425 A TRNECAGB7MD  899D METROPCS NETWORKS, LLC 730      
323-425 0 TRNECAGB7MD  899D METROPCS NETWORKS, LLC 730   2011-06-23   
323-425 1 TRNECAGB7MD  899D METROPCS NETWORKS, LLC 730   2011-06-23   
323-425 2 TRNECAGB7MD  899D METROPCS NETWORKS, LLC 730   2011-06-23   
323-425 3 LSANCA039MD  981E BANDWIDTH.COM CLEC, LLC - CA 730   2012-03-07   
323-425 4 LSANCA039MD  981E BANDWIDTH.COM CLEC, LLC - CA 730   2012-03-07   
323-425 5 TRNECAGB7MD  899D METROPCS NETWORKS, LLC 730   2011-07-05   
323-425 6 TRNECAGB7MD  899D METROPCS NETWORKS, LLC 730   2018-11-04   
323-425 7 TRNECAGB7MD  899D METROPCS NETWORKS, LLC 730   2011-07-24   
323-425 8 LSANCA54DS7  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 730   2012-05-10   
323-425 9 LSANCA039MD  981E BANDWIDTH.COM CLEC, LLC - CA 730   2011-07-28   
323-435 A LSANCA039MD  981E BANDWIDTH.COM CLEC, LLC - CA 730      
323-435 0 LSANCA039MD  981E BANDWIDTH.COM CLEC, LLC - CA 730   2011-09-01   
323-435 1 LSANCA039MD  981E BANDWIDTH.COM CLEC, LLC - CA 730   2011-09-02   
323-435 2 LSANCA039MD  981E BANDWIDTH.COM CLEC, LLC - CA 730   2011-09-02   
323-435 3 LSANCA039MD  981E BANDWIDTH.COM CLEC, LLC - CA 730   2011-09-02   
323-435 4 LSANCA039MD  981E BANDWIDTH.COM CLEC, LLC - CA 730   2011-09-02   
323-435 5 LSANCA039MD  981E BANDWIDTH.COM CLEC, LLC - CA 730   2011-09-02   
323-435 6 LSANCA039MD  981E BANDWIDTH.COM CLEC, LLC - CA 730   2011-09-02   
323-435 7 LSANCA039MD  981E BANDWIDTH.COM CLEC, LLC - CA 730   2011-09-02   
323-435 8 LSANCA54DS7  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 730   2011-10-10   
323-435 9 LSANCA039MD  981E BANDWIDTH.COM CLEC, LLC - CA 730   2011-12-12   

<< 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 >>

Last updated: Thu, 05 Feb 2026 23:41:55 UTC

Sponsored by: Callcentric - VoIP Internet phone service

Like this site? We accept donations via PayPal.