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 10, CA

<< 1 2 3 4 5 6 7 8 9 10 >>

NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
213-791 9 TRNECAGB7MD  6529 T-MOBILE USA, INC. 730   2024-03-03   
213-803 A TRNECAGB7MD  6529 T-MOBILE USA, INC. 730   2024-06-01   
213-803 0 TRNECAGB7MD  6529 T-MOBILE USA, INC. 730   2024-06-21   
213-803 1 TRNECAGB7MD  6529 T-MOBILE USA, INC. 730   2024-06-21   
213-803 2 TRNECAGB7MD  6529 T-MOBILE USA, INC. 730   2024-06-21   
213-803 3 TRNECAGB7MD  6529 T-MOBILE USA, INC. 730   2024-06-21   
213-803 4 TRNECAGB7MD  6529 T-MOBILE USA, INC. 730   2024-06-21   
213-803 5 TRNECAGB7MD  6529 T-MOBILE USA, INC. 730   2024-06-21   
213-803 6 TRNECAGB7MD  6529 T-MOBILE USA, INC. 730   2024-06-21   
213-803 7 TRNECAGB7MD  6529 T-MOBILE USA, INC. 730   2024-06-21   
213-803 8 TRNECAGB7MD  6529 T-MOBILE USA, INC. 730   2024-06-21   
213-803 9 TRNECAGB7MD  6529 T-MOBILE USA, INC. 730   2024-06-01   
213-805 A LSANCA54ZMD  8690 GLOBAL CROSSING LOCAL SERVICES, INC. - CA 730      
213-805 0 LSANCA54ZMD  8690 GLOBAL CROSSING LOCAL SERVICES, INC. - CA 730      
213-805 1 TRNECAGBGT3  899D METROPCS NETWORKS, LLC 730   2008-05-05   
213-805 2 LSANCA54ZMD  8690 GLOBAL CROSSING LOCAL SERVICES, INC. - CA 730      
213-805 3 CYCMCALLCM5  6010 NEW CINGULAR WIRELESS PCS, LLC 730   2025-01-02   
213-805 4 LSANCA54ZMD  8690 GLOBAL CROSSING LOCAL SERVICES, INC. - CA 730      
213-805 5 LSANCA54DS7  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 730      
213-805 6 LSANCA54DS7  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 730      
213-805 7 LSANCA54DS7  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 730      
213-805 8 LSANCA54DS7  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 730      
213-805 9 TRNECAGB7MD  6529 T-MOBILE USA, INC. 730   2024-07-24   
213-807 A IRVNCASM1MD  671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 730      
213-807 0 LSANCA039MD  981E BANDWIDTH.COM CLEC, LLC - CA 730   2013-01-17   
213-807 1 IRVNCASM1MD  671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 730      
213-807 2 LSANCA039MD  981E BANDWIDTH.COM CLEC, LLC - CA 730   2012-10-01   
213-807 3 LSANCA039MD  981E BANDWIDTH.COM CLEC, LLC - CA 730   2012-10-01   
213-807 4 TRNECAGBGT3  899D METROPCS NETWORKS, LLC 730   2009-07-31   
213-807 5 TRNECAGBGT3  899D METROPCS NETWORKS, LLC 730   2009-07-31   
213-807 6 LSANCA039MD  981E BANDWIDTH.COM CLEC, LLC - CA 730   2012-10-01   
213-807 7 LSANCARCD3S  649C ONVOY, LLC - CA 730   2012-11-12   
213-807 8 IRVNCASM1MD  671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 730      
213-807 9 LSANCA039MD  981E BANDWIDTH.COM CLEC, LLC - CA 730   2013-01-17   
213-816 A LSANCARCD3S  649C ONVOY, LLC - CA 730      
213-820 A TRNECAGB7MD  6529 T-MOBILE USA, INC. 730      
213-835 A IRVNCASM1MD  671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 730      
213-835 0 LSANCA039MD  981E BANDWIDTH.COM CLEC, LLC - CA 730   2013-01-17   
213-835 1 IRVNCASM1MD  671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 730      
213-835 2 IRVNCASM1MD  671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 730      
213-835 3 LSANCA039MD  981E BANDWIDTH.COM CLEC, LLC - CA 730   2011-05-01   
213-835 4 LSANCA039MD  981E BANDWIDTH.COM CLEC, LLC - CA 730   2011-05-21   
213-835 5 LSANCARCDS1  993B CURATEL, LLC - CA 730   2010-03-08   
213-835 6 LSANCAJWDS9  373F PEERLESS NETWORK OF CALIFORNIA, LLC - CA 730   2010-09-04   
213-835 7 TRNECAGBGT3  899D METROPCS NETWORKS, LLC 730   2010-01-21   
213-835 8 TRNECAGBGT3  899D METROPCS NETWORKS, LLC 730   2010-01-21   
213-835 9 IRVNCASM1MD  671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 730      
213-843 A TRNECAGB7MD  6529 T-MOBILE USA, INC. 730   2024-09-02   
213-843 0 TRNECAGB7MD  6529 T-MOBILE USA, INC. 730   2024-09-20   
213-843 1 TRNECAGB7MD  6529 T-MOBILE USA, INC. 730   2024-09-02   
213-843 2 TRNECAGB7MD  6529 T-MOBILE USA, INC. 730   2024-09-02   
213-843 3 TRNECAGB7MD  6529 T-MOBILE USA, INC. 730   2024-09-02   
213-843 4 TRNECAGB7MD  6529 T-MOBILE USA, INC. 730   2024-09-02   
213-843 5 TRNECAGB7MD  6529 T-MOBILE USA, INC. 730   2024-09-02   
213-843 6 TRNECAGB7MD  6529 T-MOBILE USA, INC. 730   2024-09-02   
213-843 7 TRNECAGB7MD  6529 T-MOBILE USA, INC. 730   2024-09-02   
213-843 8 TRNECAGB7MD  6529 T-MOBILE USA, INC. 730   2024-09-02   
213-843 9 TRNECAGB7MD  6529 T-MOBILE USA, INC. 730   2024-09-02   
213-855 A LSANCAJWIMD  965H FRACTEL, LLC 730      
213-855 0 LSANCAJW6MD  073H TELNYX LLC 730   2019-09-29   
213-855 1 LSANCARCD3S  649C ONVOY, LLC - CA 730   2019-12-12   
213-855 2 LSANCARCD3S  649C ONVOY, LLC - CA 730   2019-12-12   
213-855 3 LSANCARCD3S  649C ONVOY, LLC - CA 730   2019-12-12   
213-855 4 LSANCARCD3S  649C ONVOY, LLC - CA 730   2019-12-12   
213-855 5 LSANCAJWIMD  965H FRACTEL, LLC 730   2019-09-28   
213-855 6 TRNECAGB7MD  6529 T-MOBILE USA, INC. 730   2019-10-25   
213-855 7 TRNECAGB7MD  6529 T-MOBILE USA, INC. 730   2019-10-25   
213-855 8 TRNECAGB7MD  6529 T-MOBILE USA, INC. 730   2019-10-25   
213-855 9 TRNECAGB7MD  6529 T-MOBILE USA, INC. 730   2019-10-25   
213-858 A ONTRCAFXDS0  7718 LEVEL 3 TELECOM OF CALIFORNIA, LP - CA 730      
213-858 0 ONTRCAFXDS0  7718 LEVEL 3 TELECOM OF CALIFORNIA, LP - CA 730      
213-858 1 TRNECAGB7MD  6529 T-MOBILE USA, INC. 730   2015-09-03   
213-858 2 TRNECAGBGT3  899D METROPCS NETWORKS, LLC 730   2007-04-12   
213-858 3 TRNECAGBGT3  899D METROPCS NETWORKS, LLC 730   2007-04-12   
213-858 4 LSANCARC80Z  9262 UTILITY TELECOM GROUP, LLC - CA 730   2006-05-25   
213-858 5 ONTRCAFXDS0  7718 LEVEL 3 TELECOM OF CALIFORNIA, LP - CA 730      
213-858 6 TRNECAGBGT3  899D METROPCS NETWORKS, LLC 730   2007-04-12   
213-858 7 TRNECAGBGT3  899D METROPCS NETWORKS, LLC 730   2007-04-12   
213-858 8 TRNECAGBGT3  899D METROPCS NETWORKS, LLC 730   2007-04-12   
213-858 9 TRNECAGBGT3  899D METROPCS NETWORKS, LLC 730   2009-01-04   
213-862 A TRNECAGB7MD  6529 T-MOBILE USA, INC. 730   2024-11-03   
213-862 0 GRDNCA02KMD  7139 TELEPORT COMMUNICATIONS AMERICA, LLC - CA 730   2024-11-04   
213-862 1 TRNECAGB7MD  6529 T-MOBILE USA, INC. 730   2024-11-03   
213-862 2 TRNECAGB7MD  6529 T-MOBILE USA, INC. 730   2024-11-03   
213-862 3 TRNECAGB7MD  6529 T-MOBILE USA, INC. 730   2024-11-03   
213-862 4 TRNECAGB7MD  6529 T-MOBILE USA, INC. 730   2024-11-03   
213-862 5 TRNECAGB7MD  6529 T-MOBILE USA, INC. 730   2024-11-03   
213-862 6 TRNECAGB7MD  6529 T-MOBILE USA, INC. 730   2024-11-03   
213-862 7 TRNECAGB7MD  6529 T-MOBILE USA, INC. 730   2024-11-03   
213-862 8 TRNECAGB7MD  6529 T-MOBILE USA, INC. 730   2024-11-03   
213-862 9 TRNECAGB7MD  6529 T-MOBILE USA, INC. 730   2024-11-03   
213-884 A GRDNCA02KMD  7139 TELEPORT COMMUNICATIONS AMERICA, LLC - CA 730      
213-884 0 TRNECAGBGT3  899D METROPCS NETWORKS, LLC 730   2007-04-12   
213-884 1 GRDNCA02KMD  7139 TELEPORT COMMUNICATIONS AMERICA, LLC - CA 730      
213-884 2 TRNECAGBGT3  899D METROPCS NETWORKS, LLC 730   2007-04-12   
213-884 3 TRNECAGBGT3  899D METROPCS NETWORKS, LLC 730   2007-04-12   
213-884 4 BLTNCAADPS2  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 730   2006-07-20   
213-884 5 TRNECAGBGT3  899D METROPCS NETWORKS, LLC 730   2007-04-12   
213-884 6 TRNECAGBGT3  899D METROPCS NETWORKS, LLC 730   2007-04-12   
213-884 7 TRNECAGBGT3  899D METROPCS NETWORKS, LLC 730   2007-04-12   

<< 1 2 3 4 5 6 7 8 9 10 >>

Last updated: Sat, 05 Apr 2025 03:03:23 UTC

Sponsored by: FiberConX Communications Ltd.

Like this site? We accept donations via PayPal.