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 78 79 80 81 82 83 84 85 86 87 88 89 >>

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
424-559 A West Los Angeles CA IRVECAEIDS2  7240 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - CA 730      
424-559 0 West Los Angeles CA TRNECAGBGT3  899D METROPCS NETWORKS, LLC 730   2018-03-13   
424-559 1 West Los Angeles CA TRNECAGBGT3  899D METROPCS NETWORKS, LLC 730   2018-03-13   
424-559 2 West Los Angeles CA TRNECAGBGT3  899D METROPCS NETWORKS, LLC 730   2018-03-13   
424-559 3 West Los Angeles CA IRVECAEIDS2  7240 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - CA 730   2018-03-12   
424-559 4 West Los Angeles CA TRNECAGBGT3  899D METROPCS NETWORKS, LLC 730   2018-03-13   
424-559 5 West Los Angeles CA LSANCA039MD  981E BANDWIDTH.COM CLEC, LLC - CA 730   2019-04-29   
424-559 6 West Los Angeles CA TRNECAGBGT3  6529 T-MOBILE USA, INC. 730   2018-03-13   
424-559 7 West Los Angeles CA TRNECAGBGT3  6529 T-MOBILE USA, INC. 730   2018-03-13   
424-559 8 West Los Angeles CA TRNECAGBGT3  899D METROPCS NETWORKS, LLC 730   2018-03-13   
424-559 9 West Los Angeles CA TRNECAGBGT3  899D METROPCS NETWORKS, LLC 730   2018-03-13   
424-565 A Torrance CA GRDNCA02KMD  7139 TELEPORT COMMUNICATIONS AMERICA, LLC - CA 730      
424-565 5 Torrance CA LSANCAJWHMD  145J TERRA NOVA TELECOM INC. 730   2023-08-03   
424-565 6 Torrance CA GRDNCA02KMD  7139 TELEPORT COMMUNICATIONS AMERICA, LLC - CA 730   2023-08-02   
424-566 A Beverly Hills CA LSANCAJWIMD  965H FRACTEL, LLC 730      
424-566 0 Beverly Hills CA TRNECAGBGT3  6529 T-MOBILE USA, INC. 730   2021-06-01   
424-566 1 Beverly Hills CA TRNECAGBGT3  6529 T-MOBILE USA, INC. 730   2021-06-01   
424-566 2 Beverly Hills CA TRNECAGBGT3  6529 T-MOBILE USA, INC. 730   2021-06-01   
424-566 3 Beverly Hills CA TRNECAGBGT3  6529 T-MOBILE USA, INC. 730   2021-06-01   
424-566 4 Beverly Hills CA TRNECAGBGT3  6529 T-MOBILE USA, INC. 730   2021-06-01   
424-566 5 Beverly Hills CA LSANCARCD3S  649C ONVOY, LLC - CA 730   2021-07-12   
424-566 6 Beverly Hills CA LSANCAJWIMD  965H FRACTEL, LLC 730   2021-05-31   
424-566 7 Beverly Hills CA LSANCARCD3S  649C ONVOY, LLC - CA 730   2021-07-12   
424-566 8 Beverly Hills CA LSANCARCD3S  649C ONVOY, LLC - CA 730   2021-07-12   
424-566 9 Beverly Hills CA LSANCARCD3S  649C ONVOY, LLC - CA 730   2021-07-12   
424-567 A Hawthorne CA LSANCARCD3S  649C ONVOY, LLC - CA 730      
424-567 0 Hawthorne CA LSANCARCD4S  973E RACE TELECOMMUNICATIONS, INC. - CA 730   2016-11-27   
424-567 1 Hawthorne CA TRNECAGBGT3  899D METROPCS NETWORKS, LLC 730   2016-11-27   
424-567 2 Hawthorne CA TRNECAGBGT3  6529 T-MOBILE USA, INC. 730   2016-11-27   
424-567 3 Hawthorne CA TRNECAGBGT3  6529 T-MOBILE USA, INC. 730   2016-11-27   
424-567 4 Hawthorne CA IRVNCASM1MD  671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 730   2016-11-27   
424-567 5 Hawthorne CA LSANCARCD3S  649C ONVOY, LLC - CA 730   2016-01-12   
424-567 6 Hawthorne CA LSANCARCD3S  649C ONVOY, LLC - CA 730   2016-01-12   
424-567 7 Hawthorne CA LSANCARCD3S  649C ONVOY, LLC - CA 730   2016-01-11   
424-567 8 Hawthorne CA LSANCARCD3S  649C ONVOY, LLC - CA 730   2019-04-22   
424-567 9 Hawthorne CA CYCMCALLCM5  6010 NEW CINGULAR WIRELESS PCS, LLC 730   2018-03-28   
424-568 A Inglewood CA ANHMCANG2MD  4733 PAETEC COMMUNICATIONS, INC. - CA 730      
424-568 0 Inglewood CA ANHMCANG2MD  4733 PAETEC COMMUNICATIONS, INC. - CA 730   2006-11-12   
424-568 1 Inglewood CA ANHMCANG2MD  4733 PAETEC COMMUNICATIONS, INC. - CA 730   2006-11-12   
424-568 2 Inglewood CA ANHMCANG2MD  4733 PAETEC COMMUNICATIONS, INC. - CA 730   2006-11-12   
424-568 3 Inglewood CA ANHMCANG2MD  4733 PAETEC COMMUNICATIONS, INC. - CA 730   2006-11-12   
424-568 4 Inglewood CA ANHMCANG2MD  4733 PAETEC COMMUNICATIONS, INC. - CA 730   2006-11-12   
424-568 5 Inglewood CA ANHMCANG2MD  4733 PAETEC COMMUNICATIONS, INC. - CA 730   2006-11-12   
424-568 6 Inglewood CA ANHMCANG2MD  4733 PAETEC COMMUNICATIONS, INC. - CA 730   2006-11-12   
424-568 7 Inglewood CA ANHMCANG2MD  4733 PAETEC COMMUNICATIONS, INC. - CA 730   2006-11-12   
424-568 8 Inglewood CA ANHMCANG2MD  4733 PAETEC COMMUNICATIONS, INC. - CA 730   2006-11-12   
424-568 9 Inglewood CA ANHMCANG2MD  4733 PAETEC COMMUNICATIONS, INC. - CA 730   2006-11-12   
424-570 A San Pedro CA LSANCA54ZMD  8690 GLOBAL CROSSING LOCAL SERVICES, INC. - CA 730      
424-570 0 San Pedro CA SHOKCA022MD  576C TIME WARNER CBL INFO SVCS (CA) DBA TIME WARNER CAB 730   2013-08-19   
424-570 1 San Pedro CA LSANCA039MD  981E BANDWIDTH.COM CLEC, LLC - CA 730   2010-06-18   

<< 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 87 88 89 >>

Last updated: Wed, 07 Feb 2024 04:12:25 UTC

Sponsored by: Callcentric - VoIP Internet phone service

Like this site? We accept donations via PayPal.