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 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 >>

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
424-577 3 Inglewood CA   649C ONVOY, LLC - CA 730   2021-08-08   
424-577 4 Inglewood CA   649C ONVOY, LLC - CA 730   2021-08-08   
424-577 5 Inglewood CA   649C ONVOY, LLC - CA 730   2021-08-08   
424-577 6 Inglewood CA   649C ONVOY, LLC - CA 730   2021-08-08   
424-577 7 Inglewood CA LSANCAJWIMD  965H FRACTEL LLC 730   2020-07-26   
424-577 8 Inglewood CA GRDNCA02KMD  7139 TELEPORT COMMUNICATIONS AMERICA, LLC - CA 730   2020-08-10   
424-577 9 Inglewood CA   939H COMMIO LLC 730   2021-10-11   
424-581 A Santa Monica: Santa Monica DA CA CYCMCALLCM5  6010 NEW CINGULAR WIRELESS PCS, LLC 730      
424-581 0 Santa Monica: Santa Monica DA CA LSANCARCD3S  649C ONVOY, LLC - CA 730   2016-03-07   
424-581 1 Santa Monica: Santa Monica DA CA LSANCARCD3S  649C ONVOY, LLC - CA 730   2016-03-07   
424-581 2 Santa Monica: Santa Monica DA CA TRNECAGBGT3  899D METROPCS NETWORKS, LLC 730   2016-03-21   
424-581 3 Santa Monica: Santa Monica DA CA   4733 PAETEC COMMUNICATIONS, INC. - CA 730   2016-07-22   
424-581 4 Santa Monica: Santa Monica DA CA SNMNCAXPXJY  576C TIME WARNER CBL INFO SVCS (CA) DBA TIME WARNER CAB 730   2016-06-10   
424-581 5 Santa Monica: Santa Monica DA CA BLTNCAADGMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 730   2016-05-09   
424-581 6 Santa Monica: Santa Monica DA CA SNMNCAXPXJY  576C TIME WARNER CBL INFO SVCS (CA) DBA TIME WARNER CAB 730   2016-02-27   
424-581 7 Santa Monica: Santa Monica DA CA CYCMCALLCM5  6010 NEW CINGULAR WIRELESS PCS, LLC 730   2016-01-29   
424-581 8 Santa Monica: Santa Monica DA CA CYCMCALLCM5  6010 NEW CINGULAR WIRELESS PCS, LLC 730   2016-01-29   
424-581 9 Santa Monica: Santa Monica DA CA CYCMCALLCM5  6010 NEW CINGULAR WIRELESS PCS, LLC 730   2016-01-29   
424-587 A Culver City CA   965H FRACTEL LLC 730   2021-08-16   
424-587 0 Culver City CA   649C ONVOY, LLC - CA 730   2021-08-17   
424-587 1 Culver City CA   649C ONVOY, LLC - CA 730   2021-08-17   
424-587 2 Culver City CA   649C ONVOY, LLC - CA 730   2021-08-17   
424-587 3 Culver City CA   649C ONVOY, LLC - CA 730   2021-08-17   
424-587 4 Culver City CA   981E BANDWIDTH.COM CLEC, LLC - CA 730   2021-10-25   
424-587 5 Culver City CA   981E BANDWIDTH.COM CLEC, LLC - CA 730   2021-10-25   
424-587 6 Culver City CA   981E BANDWIDTH.COM CLEC, LLC - CA 730   2021-10-25   
424-587 8 Culver City CA   965H FRACTEL LLC 730   2021-08-16   
424-587 9 Culver City CA   553J WHITESKY COMMUNICATIONS LLC 730   2021-10-01   
424-588 A Hawthorne CA LSANCAJWIMD  965H FRACTEL LLC 730      
424-588 0 Hawthorne CA   553J WHITESKY COMMUNICATIONS LLC 730   2021-10-01   
424-588 3 Hawthorne CA   649C ONVOY, LLC - CA 730   2021-08-08   
424-588 4 Hawthorne CA   624H ONVOY SPECTRUM, LLC 730   2021-07-19   
424-588 5 Hawthorne CA   649C ONVOY, LLC - CA 730   2021-08-08   
424-588 6 Hawthorne CA   649C ONVOY, LLC - CA 730   2021-08-08   
424-588 7 Hawthorne CA   649C ONVOY, LLC - CA 730   2021-08-08   
424-588 8 Hawthorne CA LSANCAJWIMD  965H FRACTEL LLC 730   2020-08-31   
424-588 9 Hawthorne CA   6010 NEW CINGULAR WIRELESS PCS, LLC 730   2021-04-18   
424-599 A Beverly Hills CA   965H FRACTEL LLC 730   2021-05-31   
424-599 0 Beverly Hills CA   6529 T-MOBILE USA, INC. 730   2021-07-15   
424-599 1 Beverly Hills CA   6529 T-MOBILE USA, INC. 730   2021-07-15   
424-599 2 Beverly Hills CA   6529 T-MOBILE USA, INC. 730   2021-07-15   
424-599 3 Beverly Hills CA   6529 T-MOBILE USA, INC. 730   2021-07-15   
424-599 4 Beverly Hills CA   649C ONVOY, LLC - CA 730   2021-08-08   
424-599 5 Beverly Hills CA   6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 730   2021-07-12   
424-599 6 Beverly Hills CA   6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 730   2021-08-12   
424-599 7 Beverly Hills CA   6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 730   2021-09-13   
424-599 8 Beverly Hills CA   6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 730   2021-10-16   
424-599 9 Beverly Hills CA   965H FRACTEL LLC 730   2021-05-31   
424-600 A Beverly Hills CA LSANCARCD3S  649C ONVOY, LLC - CA 730      
424-600 0 Beverly Hills CA LSANCARCD3S  649C ONVOY, LLC - CA 730   2012-01-12   

<< 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 >>

Last updated: Sun, 17 Oct 2021 19:41:42 UTC

Sponsored by: VoiceMeUp - Corporate VoIP Services

Like this site? We accept donations via PayPal.