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: 310 [Rate centres in NPA 310] [Dial plan for NPA 310]

<< 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 >>

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
310-682 3 Hawthorne CA   7139 TELEPORT COMMUNICATIONS AMERICA, LLC - CA 730   2017-08-24   
310-682 4 Hawthorne CA   7139 TELEPORT COMMUNICATIONS AMERICA, LLC - CA 730   2017-08-24   
310-682 5 Hawthorne CA   7139 TELEPORT COMMUNICATIONS AMERICA, LLC - CA 730   2017-08-24   
310-682 6 Hawthorne CA   7139 TELEPORT COMMUNICATIONS AMERICA, LLC - CA 730   2017-08-24   
310-682 7 Hawthorne CA   7139 TELEPORT COMMUNICATIONS AMERICA, LLC - CA 730   2017-08-24   
310-682 8 Hawthorne CA   7139 TELEPORT COMMUNICATIONS AMERICA, LLC - CA 730   2017-08-24   
310-682 9 Hawthorne CA   7139 TELEPORT COMMUNICATIONS AMERICA, LLC - CA 730   2017-08-24   
310-683 A Redondo CA LSANCA03DS3  7139 TELEPORT COMMUNICATIONS AMERICA, LLC - CA 730      
310-683 0 Redondo CA LSANCA54DS7  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 730   2005-04-29   
310-683 1 Redondo CA   4733 PAETEC COMMUNICATIONS, INC. - CA 730   2004-04-03   
310-683 2 Redondo CA LSANCA54DS7  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 730   2005-04-29   
310-683 3 Redondo CA BLTNCAADGMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 730   2004-05-09   
310-683 4 Redondo CA SNMNCAXPX1Z  506J TWILIO INTERNATIONAL, INC. 730   2005-02-05   
310-683 5 Redondo CA   515J IP HORIZON LLC 730   2005-02-05   
310-683 6 Redondo CA LSANCA03DS3  7139 TELEPORT COMMUNICATIONS AMERICA, LLC - CA 730      
310-683 7 Redondo CA SNMNCAXPX3Z  649C ONVOY, LLC - CA 730   2024-02-25   
310-683 8 Redondo CA BLTNCAADGMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 730   2004-08-14   
310-683 9 Redondo CA BLTNCAADGMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 730   2004-08-14   
310-684 A San Pedro CA TRNECAGB7MD  6529 T-MOBILE USA, INC. 730      
310-684 0 San Pedro CA TRNECAGB7MD  6529 T-MOBILE USA, INC. 730   2006-02-17   
310-684 1 San Pedro CA SHOKCA022MD  576C TIME WARNER CBL INFO SVCS (CA) DBA TIME WARNER CAB 730   2008-04-08   
310-684 2 San Pedro CA BLTNCAADPS2  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 730   2009-08-10   
310-684 3 San Pedro CA BLTNCAADPS2  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 730   2007-09-16   
310-684 4 San Pedro CA IRVNCASM1MD  671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 730   2008-03-08   
310-684 5 San Pedro CA LSANCA54DS7  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 730   2006-03-23   
310-684 6 San Pedro CA TRNECAGB7MD  6529 T-MOBILE USA, INC. 730   2006-02-17   
310-684 7 San Pedro CA TRNECAGB7MD  6529 T-MOBILE USA, INC. 730   2006-02-17   
310-684 8 San Pedro CA TRNECAGB7MD  6529 T-MOBILE USA, INC. 730   2006-02-17   
310-684 9 San Pedro CA TRNECAGB7MD  6529 T-MOBILE USA, INC. 730   2006-02-07   
310-685 A Compton: Gardena DA CA LSANCA05TMD  6630 USA MOBILITY WIRELESS, INC. 730      
310-686 A Inglewood CA TRNECAGB7MD  6529 T-MOBILE USA, INC. 730      
310-686 0 Inglewood CA TRNECAGB7MD  6529 T-MOBILE USA, INC. 730      
310-686 1 Inglewood CA TRNECAGB7MD  6529 T-MOBILE USA, INC. 730      
310-686 2 Inglewood CA TRNECAGB7MD  6529 T-MOBILE USA, INC. 730      
310-686 3 Inglewood CA TRNECAGB7MD  6529 T-MOBILE USA, INC. 730      
310-686 4 Inglewood CA TRNECAGB7MD  6529 T-MOBILE USA, INC. 730      
310-686 5 Inglewood CA TRNECAGB7MD  6529 T-MOBILE USA, INC. 730      
310-686 6 Inglewood CA TRNECAGB7MD  6529 T-MOBILE USA, INC. 730      
310-686 7 Inglewood CA TRNECAGB7MD  6529 T-MOBILE USA, INC. 730      
310-686 8 Inglewood CA TRNECAGB7MD  6529 T-MOBILE USA, INC. 730      
310-686 9 Inglewood CA TRNECAGB7MD  899D METROPCS NETWORKS, LLC 730      
310-687 A Compton: Compton DA CA CMTNCA01DS0  9740 PACIFIC BELL 730      
310-688 A Beverly Hills CA LSANCARC80Z  9262 UTILITY TELECOM GROUP, LLC - CA 730      
310-688 0 Beverly Hills CA LSANCARC80Z  9262 UTILITY TELECOM GROUP, LLC - CA 730      
310-688 1 Beverly Hills CA LSANCARC80Z  9262 UTILITY TELECOM GROUP, LLC - CA 730      
310-688 2 Beverly Hills CA LSANCARC80Z  9262 UTILITY TELECOM GROUP, LLC - CA 730      
310-688 3 Beverly Hills CA LSANCARC80Z  9262 UTILITY TELECOM GROUP, LLC - CA 730   2018-01-03   
310-688 4 Beverly Hills CA LSANCARC80Z  9262 UTILITY TELECOM GROUP, LLC - CA 730      
310-688 5 Beverly Hills CA LSANCARC80Z  9262 UTILITY TELECOM GROUP, LLC - CA 730   2018-01-03   
310-688 6 Beverly Hills CA LSANCARC80Z  9262 UTILITY TELECOM GROUP, LLC - CA 730   2017-12-08   
310-688 7 Beverly Hills CA LSANCARC80Z  9262 UTILITY TELECOM GROUP, LLC - CA 730      
310-688 8 Beverly Hills CA LSANCARC80Z  9262 UTILITY TELECOM GROUP, LLC - CA 730      
310-688 9 Beverly Hills CA LSANCARC80Z  9262 UTILITY TELECOM GROUP, LLC - CA 730      
310-689 A West Los Angeles CA LSANCA03DS3  7139 TELEPORT COMMUNICATIONS AMERICA, LLC - CA 730      
310-689 0 West Los Angeles CA LSANCA03DS3  7139 TELEPORT COMMUNICATIONS AMERICA, LLC - CA 730      
310-689 1 West Los Angeles CA LSANCA03DS3  7139 TELEPORT COMMUNICATIONS AMERICA, LLC - CA 730      
310-689 2 West Los Angeles CA LSANCA03DS3  7139 TELEPORT COMMUNICATIONS AMERICA, LLC - CA 730      
310-689 3 West Los Angeles CA LSANCA03DS3  7139 TELEPORT COMMUNICATIONS AMERICA, LLC - CA 730      
310-689 4 West Los Angeles CA TRNECAGBGT3  6529 T-MOBILE USA, INC. 730   2004-10-02   
310-689 5 West Los Angeles CA LSANCA03DS3  7139 TELEPORT COMMUNICATIONS AMERICA, LLC - CA 730      
310-689 6 West Los Angeles CA TRNECAGBGT3  6529 T-MOBILE USA, INC. 730   2005-01-03   
310-689 7 West Los Angeles CA LSAJCAWZ7MD  4733 PAETEC COMMUNICATIONS, INC. - CA 730   2000-04-05   
310-689 8 West Los Angeles CA TRNECAGBGT3  6529 T-MOBILE USA, INC. 730   2002-12-17   
310-689 9 West Los Angeles CA TRNECAGBGT3  6529 T-MOBILE USA, INC. 730   2005-08-29   
310-690 A West Los Angeles CA BLPKCAAFCM0  0051 SHELCOMM 730      
310-691 A Beverly Hills CA LSANCA54DS7  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 730      
310-691 0 Beverly Hills CA CYCMCALLCM5  6010 NEW CINGULAR WIRELESS PCS, LLC 730   2005-11-28   
310-691 1 Beverly Hills CA LSANCARCD3S  649C ONVOY, LLC - CA 730   2005-09-28   
310-691 2 Beverly Hills CA LSANCA54DS7  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 730   2005-03-21   
310-691 3 Beverly Hills CA TRNECAGB7MD  6529 T-MOBILE USA, INC. 730   2006-08-03   
310-691 4 Beverly Hills CA TRNECAGB7MD  6529 T-MOBILE USA, INC. 730   2005-10-13   
310-691 5 Beverly Hills CA LSANCA54DS7  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 730   2004-01-12   
310-691 6 Beverly Hills CA TRNECAGB7MD  6529 T-MOBILE USA, INC. 730   2005-10-13   
310-691 7 Beverly Hills CA ANHMCANG2MD  4733 PAETEC COMMUNICATIONS, INC. - CA 730   2000-04-04   
310-691 8 Beverly Hills CA LSANCA54DS7  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 730   2000-08-25   
310-691 9 Beverly Hills CA CYCMCALLCM5  6010 NEW CINGULAR WIRELESS PCS, LLC 730   2005-03-23   
310-692 A Inglewood CA ONTRCAFXDS0  7718 LEVEL 3 TELECOM OF CALIFORNIA, LP - CA 730      
310-692 0 Inglewood CA BLTNCAADGMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 730   2003-07-02   
310-692 1 Inglewood CA LSANCA039MD  981E BANDWIDTH.COM CLEC, LLC - CA 730   2010-10-20   
310-692 2 Inglewood CA ONTRCAFXDS0  7718 LEVEL 3 TELECOM OF CALIFORNIA, LP - CA 730      
310-692 3 Inglewood CA TRNECAGB7MD  6529 T-MOBILE USA, INC. 730   2004-02-04   
310-692 4 Inglewood CA LSANCA039MD  981E BANDWIDTH.COM CLEC, LLC - CA 730   2010-03-23   
310-692 5 Inglewood CA BLTNCAADGMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 730   2004-01-26   
310-692 6 Inglewood CA TRNECAGB7MD  6529 T-MOBILE USA, INC. 730   2004-02-04   
310-692 7 Inglewood CA LSANCA54DS7  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 730   2014-05-04   
310-692 8 Inglewood CA LSANCA039MD  981E BANDWIDTH.COM CLEC, LLC - CA 730   2012-09-22   
310-692 9 Inglewood CA LSANCA039MD  981E BANDWIDTH.COM CLEC, LLC - CA 730   2010-06-18   
310-693 A Inglewood CA BLTNCAADPS2  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 730      
310-693 0 Inglewood CA BLTNCAADPS2  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 730      
310-693 1 Inglewood CA TRNECAGB7MD  6529 T-MOBILE USA, INC. 730   2004-08-16   
310-693 2 Inglewood CA BLTNCAADPS2  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 730      
310-693 3 Inglewood CA TRNECAGB7MD  6529 T-MOBILE USA, INC. 730   2003-10-20   
310-693 4 Inglewood CA LSANCA54DS7  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 730   2003-01-11   
310-693 5 Inglewood CA LSANCAJWDS9  373F PEERLESS NETWORK OF CALIFORNIA, LLC - CA 730   2013-04-27   
310-693 6 Inglewood CA BLTNCAADPS2  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 730      
310-693 7 Inglewood CA BLTNCAADPS2  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 730      
310-693 8 Inglewood CA BLTNCAADPS2  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 730      
310-693 9 Inglewood CA BLTNCAADPS2  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 730      
310-694 A West Los Angeles CA CYCMCALLCM5  6010 NEW CINGULAR WIRELESS PCS, LLC 730      
310-694 0 West Los Angeles CA LSANCA039MD  981E BANDWIDTH.COM CLEC, LLC - CA 730   2011-05-07   

<< 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 >>

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

Sponsored by: Execulink Telecom

Like this site? We accept donations via PayPal.