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: 424 [Rate centres in NPA 424] [Dial plan for NPA 424]

<< 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 >>

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
424-402 9 West Los Angeles CA CYCMCALLCM5  6010 NEW CINGULAR WIRELESS PCS, LLC 730      
424-403 A Compton: Compton DA CA TRNECAGBGT3  6529 T-MOBILE USA, INC. 730      
424-403 0 Compton: Compton DA CA LSANCA039MD  981E BANDWIDTH.COM CLEC, LLC - CA 730      
424-403 1 Compton: Compton DA CA LSANCARCD3S  649C ONVOY, LLC - CA 730      
424-403 2 Compton: Compton DA CA LSANCARCD3S  649C ONVOY, LLC - CA 730      
424-403 3 Compton: Compton DA CA LSANCAJWRMD  026K BARR TELL USA, LLC 730      
424-403 4 Compton: Compton DA CA SHOKCA022MD  576C TIME WARNER CBL INFO SVCS (CA) DBA TIME WARNER CAB 730      
424-403 5 Compton: Compton DA CA IRVNCASM1MD  671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 730      
424-403 6 Compton: Compton DA CA IRVNCASM1MD  671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 730      
424-403 7 Compton: Compton DA CA TRNECAGBGT3  6529 T-MOBILE USA, INC. 730      
424-403 8 Compton: Compton DA CA   515J IP HORIZON LLC 730      
424-403 9 Compton: Compton DA CA TRNECAGBGT3  6529 T-MOBILE USA, INC. 730      
424-404 A Redondo CA LSANCAJWDS9  373F PEERLESS NETWORK OF CALIFORNIA, LLC - CA 730      
424-404 0 Redondo CA CYCMCALLCM5  6010 NEW CINGULAR WIRELESS PCS, LLC 730      
424-404 1 Redondo CA LSANCAJWDS9  373F PEERLESS NETWORK OF CALIFORNIA, LLC - CA 730      
424-404 2 Redondo CA TRNECAGBGT3  899D METROPCS NETWORKS, LLC 730      
424-404 3 Redondo CA CYCMCALLCM5  6010 NEW CINGULAR WIRELESS PCS, LLC 730      
424-404 4 Redondo CA SNMNCAXPX2Z  624H ONVOY SPECTRUM, LLC 730      
424-404 5 Redondo CA SNMNCAXPX3Z  649C ONVOY, LLC - CA 730      
424-404 6 Redondo CA SNMNCAXPX3Z  649C ONVOY, LLC - CA 730      
424-404 7 Redondo CA ANHMCA01XRY  318J COMCAST IP PHONE, LLC 730      
424-404 8 Redondo CA SNMNCAXPX3Z  649C ONVOY, LLC - CA 730      
424-404 9 Redondo CA SNMNCAXPX3Z  649C ONVOY, LLC - CA 730      
424-405 A El Segundo CA BLTNCAADGMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 730      
424-405 0 El Segundo CA BLTNCAADGMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 730      
424-405 1 El Segundo CA CYCMCALLCM5  6010 NEW CINGULAR WIRELESS PCS, LLC 730      
424-405 2 El Segundo CA LSANCA54DS7  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 730      
424-405 3 El Segundo CA SHOKCA02IMD  7139 TELEPORT COMMUNICATIONS AMERICA, LLC - CA 730      
424-405 4 El Segundo CA LSANCAJWDS9  373F PEERLESS NETWORK OF CALIFORNIA, LLC - CA 730      
424-405 5 El Segundo CA SHOKCA02IMD  7139 TELEPORT COMMUNICATIONS AMERICA, LLC - CA 730      
424-405 6 El Segundo CA LSANCA039MD  981E BANDWIDTH.COM CLEC, LLC - CA 730      
424-405 7 El Segundo CA ANHMCANG2MD  4733 PAETEC COMMUNICATIONS, INC. - CA 730      
424-405 8 El Segundo CA ANHMCANG2MD  4733 PAETEC COMMUNICATIONS, INC. - CA 730      
424-405 9 El Segundo CA CYCMCALLCM5  6010 NEW CINGULAR WIRELESS PCS, LLC 730      
424-406 A Compton: Compton DA CA LSANCA039MD  981E BANDWIDTH.COM CLEC, LLC - CA 730      
424-406 0 Compton: Compton DA CA LSANCA039MD  981E BANDWIDTH.COM CLEC, LLC - CA 730      
424-406 1 Compton: Compton DA CA LSANCA039MD  981E BANDWIDTH.COM CLEC, LLC - CA 730      
424-406 2 Compton: Compton DA CA SHOKCA022MD  576C TIME WARNER CBL INFO SVCS (CA) DBA TIME WARNER CAB 730      
424-406 3 Compton: Compton DA CA TRNECAGBGT3  6529 T-MOBILE USA, INC. 730      
424-406 4 Compton: Compton DA CA LNBHCAAXDS0  707H INTEGRATED PATH COMMUNICATIONS, LLC - CA 730      
424-406 5 Compton: Compton DA CA TRNECAGBGT3  6529 T-MOBILE USA, INC. 730      
424-406 6 Compton: Compton DA CA TRNECAGBGT3  6529 T-MOBILE USA, INC. 730      
424-406 7 Compton: Compton DA CA TRNECAGBGT3  6529 T-MOBILE USA, INC. 730      
424-406 8 Compton: Compton DA CA SHOKCA022MD  576C TIME WARNER CBL INFO SVCS (CA) DBA TIME WARNER CAB 730      
424-406 9 Compton: Compton DA CA SHOKCA022MD  576C TIME WARNER CBL INFO SVCS (CA) DBA TIME WARNER CAB 730      
424-407 A West Los Angeles CA TRNECAGBGT3  899D METROPCS NETWORKS, LLC 730      
424-407 0 West Los Angeles CA LSANCA039MD  981E BANDWIDTH.COM CLEC, LLC - CA 730      
424-407 1 West Los Angeles CA LSANCAJWDS9  373F PEERLESS NETWORK OF CALIFORNIA, LLC - CA 730      
424-407 2 West Los Angeles CA SNMNCAXPX3Z  649C ONVOY, LLC - CA 730      
424-407 3 West Los Angeles CA SNMNCAXPX3Z  649C ONVOY, LLC - CA 730      
424-407 4 West Los Angeles CA SNMNCAXPX3Z  649C ONVOY, LLC - CA 730      
424-407 5 West Los Angeles CA TRNECAGBGT3  6529 T-MOBILE USA, INC. 730      
424-407 6 West Los Angeles CA TRNECAGBGT3  6529 T-MOBILE USA, INC. 730      
424-407 7 West Los Angeles CA LSANCAJW2MD  508J CENTURYLINK COMMUNICATIONS, LLC 730      
424-407 8 West Los Angeles CA SNMNCAXPX3Z  649C ONVOY, LLC - CA 730      
424-407 9 West Los Angeles CA TRNECAGBGT3  899D METROPCS NETWORKS, LLC 730      
424-408 A Redondo CA BLTNCAADGMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 730      
424-408 0 Redondo CA LSANCA039MD  981E BANDWIDTH.COM CLEC, LLC - CA 730      
424-408 1 Redondo CA LSANCAJWDS9  373F PEERLESS NETWORK OF CALIFORNIA, LLC - CA 730      
424-408 2 Redondo CA SNMNCAXPX3Z  649C ONVOY, LLC - CA 730      
424-408 3 Redondo CA SNMNCAXPX3Z  649C ONVOY, LLC - CA 730      
424-408 4 Redondo CA SNMNCAXPX3Z  649C ONVOY, LLC - CA 730      
424-408 5 Redondo CA IRVECAEIDS2  7240 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - CA 730      
424-408 6 Redondo CA SHOKCA02IMD  7139 TELEPORT COMMUNICATIONS AMERICA, LLC - CA 730      
424-408 7 Redondo CA CYCMCALLCM5  6010 NEW CINGULAR WIRELESS PCS, LLC 730      
424-408 8 Redondo CA SNMNCAXPX3Z  649C ONVOY, LLC - CA 730      
424-408 9 Redondo CA CYCMCALLCM5  6010 NEW CINGULAR WIRELESS PCS, LLC 730      
424-409 A Redondo CA CYCMCALLCM5  6010 NEW CINGULAR WIRELESS PCS, LLC 730      
424-409 0 Redondo CA SNMNCAXPXJY  576C TIME WARNER CBL INFO SVCS (CA) DBA TIME WARNER CAB 730      
424-409 1 Redondo CA TRNECAGBGT3  6529 T-MOBILE USA, INC. 730      
424-409 2 Redondo CA BLTNCAADPS2  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 730      
424-409 3 Redondo CA LSANCA039MD  981E BANDWIDTH.COM CLEC, LLC - CA 730      
424-409 4 Redondo CA LNBHCAAXDS0  707H INTEGRATED PATH COMMUNICATIONS, LLC - CA 730      
424-409 5 Redondo CA SNMNCAXPX3Z  649C ONVOY, LLC - CA 730      
424-409 6 Redondo CA TRNECAGBGT3  6529 T-MOBILE USA, INC. 730      
424-409 7 Redondo CA TRNECAGBGT3  6529 T-MOBILE USA, INC. 730      
424-409 8 Redondo CA CYCMCALLCM5  6010 NEW CINGULAR WIRELESS PCS, LLC 730      
424-409 9 Redondo CA CYCMCALLCM5  6010 NEW CINGULAR WIRELESS PCS, LLC 730      
424-410 A Santa Monica: Mar Vista DA CA BLTNCAADGMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 730      
424-410 0 Santa Monica: Mar Vista DA CA BLTNCAADGMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 730      
424-410 1 Santa Monica: Mar Vista DA CA BLTNCAADGMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 730      
424-410 2 Santa Monica: Mar Vista DA CA TRNECAGBGT3  899D METROPCS NETWORKS, LLC 730      
424-410 3 Santa Monica: Mar Vista DA CA TRNECAGBGT3  6529 T-MOBILE USA, INC. 730      
424-410 4 Santa Monica: Mar Vista DA CA IRVECAEIDS2  7240 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - CA 730      
424-410 5 Santa Monica: Mar Vista DA CA TRNECAGBGT3  6529 T-MOBILE USA, INC. 730      
424-410 6 Santa Monica: Mar Vista DA CA TRNECAGBGT3  6529 T-MOBILE USA, INC. 730      
424-410 7 Santa Monica: Mar Vista DA CA LSANCAJWDS9  373F PEERLESS NETWORK OF CALIFORNIA, LLC - CA 730      
424-410 8 Santa Monica: Mar Vista DA CA SNMNCAXPX3Z  649C ONVOY, LLC - CA 730      
424-410 9 Santa Monica: Mar Vista DA CA CYCMCALLCM5  6010 NEW CINGULAR WIRELESS PCS, LLC 730      
424-412 A Inglewood CA BLPKCAAFCM0  0051 SHELCOMM 730      
424-413 A Santa Monica: Santa Monica DA CA TRNECAGBGT3  899D METROPCS NETWORKS, LLC 730      
424-413 0 Santa Monica: Santa Monica DA CA TRNECAGBGT3  6529 T-MOBILE USA, INC. 730      
424-413 1 Santa Monica: Santa Monica DA CA TRNECAGBGT3  6529 T-MOBILE USA, INC. 730      
424-413 2 Santa Monica: Santa Monica DA CA IRVECAEIDS2  7240 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - CA 730      
424-413 3 Santa Monica: Santa Monica DA CA TRNECAGBGT3  6529 T-MOBILE USA, INC. 730      
424-413 4 Santa Monica: Santa Monica DA CA TRNECAGBGT3  6529 T-MOBILE USA, INC. 730      
424-413 5 Santa Monica: Santa Monica DA CA TRNECAGBGT3  6529 T-MOBILE USA, INC. 730      
424-413 6 Santa Monica: Santa Monica DA CA TRNECAGBGT3  6529 T-MOBILE USA, INC. 730      
424-413 7 Santa Monica: Santa Monica DA CA TRNECAGBGT3  6529 T-MOBILE USA, INC. 730      
424-413 8 Santa Monica: Santa Monica DA CA TRNECAGBGT3  6529 T-MOBILE USA, INC. 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 >>

Last updated: Wed, 20 Nov 2024 21:20:06 UTC

Sponsored by: Callcentric - VoIP Internet phone service

Like this site? We accept donations via PayPal.