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 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 >>

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
310-754 A Santa Monica: Mar Vista DA CA LSANCA03DS3  7139 TELEPORT COMMUNICATIONS AMERICA, LLC - CA 730      
310-754 0 Santa Monica: Mar Vista DA CA TRNECAGBGT3  6529 T-MOBILE USA, INC. 730   2006-12-29   
310-754 1 Santa Monica: Mar Vista DA CA LSANCA03DS3  7139 TELEPORT COMMUNICATIONS AMERICA, LLC - CA 730      
310-754 2 Santa Monica: Mar Vista DA CA LSANCA03DS3  7139 TELEPORT COMMUNICATIONS AMERICA, LLC - CA 730      
310-754 3 Santa Monica: Mar Vista DA CA LSANCA03DS3  7139 TELEPORT COMMUNICATIONS AMERICA, LLC - CA 730      
310-754 4 Santa Monica: Mar Vista DA CA LSANCA03DS3  7139 TELEPORT COMMUNICATIONS AMERICA, LLC - CA 730      
310-754 5 Santa Monica: Mar Vista DA CA TRNECAGBGT3  6529 T-MOBILE USA, INC. 730   2006-03-10   
310-754 6 Santa Monica: Mar Vista DA CA TRNECAGBGT3  6529 T-MOBILE USA, INC. 730   2007-02-16   
310-754 7 Santa Monica: Mar Vista DA CA IRVNCASM1MD  671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 730   2003-11-28   
310-754 8 Santa Monica: Mar Vista DA CA IRVNCASM1MD  671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 730   2003-11-28   
310-754 9 Santa Monica: Mar Vista DA CA   899D METROPCS NETWORKS, LLC 730   2002-12-12   
310-755 A Torrance CA IRVNCASM1MD  671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 730      
310-755 0 Torrance CA BLTNCAADGMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 730   2013-03-27   
310-755 1 Torrance CA TRNECAGBGT3  6529 T-MOBILE USA, INC. 730   2005-03-10   
310-755 2 Torrance CA IRVNCASM1MD  671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 730      
310-755 3 Torrance CA BLTNCAADPS2  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 730   2006-08-14   
310-755 4 Torrance CA TRNECAGBGT3  6529 T-MOBILE USA, INC. 730   2003-01-07   
310-755 5 Torrance CA CYCMCALLCM5  6010 NEW CINGULAR WIRELESS PCS, LLC 730   2003-09-21   
310-755 6 Torrance CA IRVNCASM1MD  671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 730   2000-04-13   
310-755 7 Torrance CA IRVNCASM1MD  671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 730   2000-04-13   
310-755 8 Torrance CA BLTNCAADGMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 730   2004-06-19   
310-755 9 Torrance CA BLTNCAADGMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 730   2012-08-27   
310-756 A Compton: Gardena DA CA BLTNCAADPS2  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 730      
310-756 0 Compton: Gardena DA CA BLTNCAADPS2  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 730      
310-756 1 Compton: Gardena DA CA BLTNCAADPS2  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 730      
310-756 2 Compton: Gardena DA CA TRNECAGBGT3  6529 T-MOBILE USA, INC. 730   2002-12-14   
310-756 3 Compton: Gardena DA CA TRNECAGBGT3  6529 T-MOBILE USA, INC. 730   2002-12-14   
310-756 4 Compton: Gardena DA CA TRNECAGBGT3  6529 T-MOBILE USA, INC. 730   2002-12-14   
310-756 5 Compton: Gardena DA CA TRNECAGBGT3  6529 T-MOBILE USA, INC. 730   2002-12-14   
310-756 6 Compton: Gardena DA CA SHOKCA022MD  576C TIME WARNER CBL INFO SVCS (CA) DBA TIME WARNER CAB 730   2009-11-06   
310-756 7 Compton: Gardena DA CA CYCMCALLCM5  6010 NEW CINGULAR WIRELESS PCS, LLC 730   2005-12-07   
310-756 8 Compton: Gardena DA CA CYCMCALLCM5  6010 NEW CINGULAR WIRELESS PCS, LLC 730   2005-12-07   
310-756 9 Compton: Gardena DA CA TRNECAGBGT3  6529 T-MOBILE USA, INC. 730   2002-12-14   
310-757 A Compton: Compton DA CA   6529 T-MOBILE USA, INC. 730   2024-04-19   
310-757 6 Compton: Compton DA CA   6529 T-MOBILE USA, INC. 730   2024-04-19   
310-757 7 Compton: Compton DA CA   6529 T-MOBILE USA, INC. 730   2024-04-19   
310-757 8 Compton: Compton DA CA   6529 T-MOBILE USA, INC. 730   2024-04-19   
310-757 9 Compton: Compton DA CA   6529 T-MOBILE USA, INC. 730   2024-04-19   
310-758 A San Pedro CA LSANCARCD3S  649C ONVOY, LLC - CA 730      
310-758 0 San Pedro CA LSANCARCD3S  649C ONVOY, LLC - CA 730   2023-08-26   
310-758 1 San Pedro CA LSANCARCD3S  649C ONVOY, LLC - CA 730   2023-08-26   
310-758 2 San Pedro CA LSANCARCD3S  649C ONVOY, LLC - CA 730   2023-08-26   
310-758 3 San Pedro CA LSANCARCD3S  649C ONVOY, LLC - CA 730   2023-08-26   
310-758 4 San Pedro CA LSANCARCD3S  649C ONVOY, LLC - CA 730   2023-08-26   
310-758 5 San Pedro CA LSANCARCD3S  649C ONVOY, LLC - CA 730   2023-08-26   
310-758 6 San Pedro CA LSANCARCD3S  649C ONVOY, LLC - CA 730   2023-08-26   
310-758 7 San Pedro CA LSANCARCD3S  649C ONVOY, LLC - CA 730   2023-08-26   
310-758 8 San Pedro CA LSANCARCD3S  649C ONVOY, LLC - CA 730   2023-08-26   
310-758 9 San Pedro CA LSANCARCD3S  649C ONVOY, LLC - CA 730   2023-08-26   
310-759 A Hawthorne CA LSANCARCD3S  649C ONVOY, LLC - CA 730      

<< 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 >>

Last updated: Fri, 22 Mar 2024 03:02:44 UTC

Sponsored by: VoIP.ms

Like this site? We accept donations via PayPal.