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
424-246 4 Compton: Gardena DA CA ANHMCANG2MD  4733 PAETEC COMMUNICATIONS, INC. - CA 730   2010-07-06   
424-246 5 Compton: Gardena DA CA LSANCA039MD  981E BANDWIDTH.COM CLEC, LLC - CA 730   2010-08-12   
424-246 6 Compton: Gardena DA CA LSANCA039MD  981E BANDWIDTH.COM CLEC, LLC - CA 730   2010-08-12   
424-246 7 Compton: Gardena DA CA LSANCA039MD  981E BANDWIDTH.COM CLEC, LLC - CA 730   2010-08-12   
424-246 8 Compton: Gardena DA CA LSANCA039MD  981E BANDWIDTH.COM CLEC, LLC - CA 730   2011-07-24   
424-246 9 Compton: Gardena DA CA LSANCA039MD  981E BANDWIDTH.COM CLEC, LLC - CA 730   2011-07-24   
424-247 A Redondo CA SNMNCAXPXJY  576C TIME WARNER CBL INFO SVCS (CA) DBA TIME WARNER CAB 730      
424-247 0 Redondo CA SNANCALWDS1  7262 XO CALIFORNIA, INC. 730   2006-09-15   
424-247 1 Redondo CA SNANCALWDS1  7262 XO CALIFORNIA, INC. 730   2006-09-15   
424-247 2 Redondo CA SNMNCAXPX3Z  649C ONVOY, LLC - CA 730   2011-03-02   
424-247 3 Redondo CA CYCMCALLCM5  6010 NEW CINGULAR WIRELESS PCS, LLC 730   2007-10-18   
424-247 4 Redondo CA BLTNCAADGMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 730   2006-08-29   
424-247 5 Redondo CA LSANCA54DS7  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 730   2008-12-08   
424-247 6 Redondo CA LSANCA039MD  981E BANDWIDTH.COM CLEC, LLC - CA 730   2014-06-15   
424-247 7 Redondo CA SNMNCAXPXJY  576C TIME WARNER CBL INFO SVCS (CA) DBA TIME WARNER CAB 730   2008-01-08   
424-247 8 Redondo CA SNMNCAXPXJY  576C TIME WARNER CBL INFO SVCS (CA) DBA TIME WARNER CAB 730   2007-01-10   
424-247 9 Redondo CA SNMNCAXPXJY  576C TIME WARNER CBL INFO SVCS (CA) DBA TIME WARNER CAB 730   2007-02-10   
424-248 A West Los Angeles CA BLTNCAADPS2  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 730      
424-248 0 West Los Angeles CA SNMNCAXPXJY  576C TIME WARNER CBL INFO SVCS (CA) DBA TIME WARNER CAB 730   2009-04-02   
424-248 1 West Los Angeles CA SNMNCAXPX3Z  649C ONVOY, LLC - CA 730   2009-04-02   
424-248 2 West Los Angeles CA BLTNCAADPS2  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 730   2009-01-12   
424-248 3 West Los Angeles CA SNMNCAXPXJY  576C TIME WARNER CBL INFO SVCS (CA) DBA TIME WARNER CAB 730   2009-05-01   
424-248 4 West Los Angeles CA TRNECAGBGT3  899D METROPCS NETWORKS, LLC 730   2010-01-11   
424-248 5 West Los Angeles CA LSANCA039MD  981E BANDWIDTH.COM CLEC, LLC - CA 730   2010-02-27   
424-248 6 West Los Angeles CA IRVNCASM1MD  671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 730   2009-10-17   
424-248 7 West Los Angeles CA LSANCA039MD  981E BANDWIDTH.COM CLEC, LLC - CA 730   2010-02-27   
424-248 8 West Los Angeles CA LSANCA039MD  981E BANDWIDTH.COM CLEC, LLC - CA 730   2010-02-27   
424-248 9 West Los Angeles CA LSANCA039MD  981E BANDWIDTH.COM CLEC, LLC - CA 730   2010-02-27   
424-249 A Beverly Hills CA TRNECAGBGT3  899D METROPCS NETWORKS, LLC 730      
424-249 0 Beverly Hills CA TRNECAGBGT3  899D METROPCS NETWORKS, LLC 730   2009-04-25   
424-249 1 Beverly Hills CA LSANCA03DS3  7139 TELEPORT COMMUNICATIONS AMERICA, LLC - CA 730   2009-09-21   
424-249 2 Beverly Hills CA TRNECAGBGT3  6529 T-MOBILE USA, INC. 730   2009-10-10   
424-249 3 Beverly Hills CA SHOKCA022MD  576C TIME WARNER CBL INFO SVCS (CA) DBA TIME WARNER CAB 730   2009-10-21   
424-249 4 Beverly Hills CA   145J TERRA NOVA TELECOM INC. 730   2021-07-20   
424-249 5 Beverly Hills CA TRNECAGBGT3  6529 T-MOBILE USA, INC. 730   2021-07-20   
424-249 6 Beverly Hills CA ANHMCANG2MD  4733 PAETEC COMMUNICATIONS, INC. - CA 730   2009-10-29   
424-249 7 Beverly Hills CA ANHMCANG2MD  4733 PAETEC COMMUNICATIONS, INC. - CA 730   2009-10-29   
424-249 8 Beverly Hills CA LSANCAJWDS5  258E YMAX COMMUNICATIONS CORP. - CA 730   2009-08-31   
424-249 9 Beverly Hills CA LSANCA039MD  981E BANDWIDTH.COM CLEC, LLC - CA 730   2009-11-21   
424-250 A Lomita CA LSANCARCD3S  649C ONVOY, LLC - CA 730      
424-250 0 Lomita CA LSANCA039MD  981E BANDWIDTH.COM CLEC, LLC - CA 730   2010-02-27   
424-250 1 Lomita CA LSANCARCD3S  649C ONVOY, LLC - CA 730   2009-07-06   
424-250 2 Lomita CA LSANCA039MD  981E BANDWIDTH.COM CLEC, LLC - CA 730   2010-06-20   
424-250 3 Lomita CA LSANCA039MD  981E BANDWIDTH.COM CLEC, LLC - CA 730   2010-10-28   
424-250 4 Lomita CA   515J IP HORIZON LLC 730   2009-10-09   
424-250 5 Lomita CA TRNECAGBGT3  899D METROPCS NETWORKS, LLC 730   2010-06-10   
424-250 6 Lomita CA LSANCA039MD  981E BANDWIDTH.COM CLEC, LLC - CA 730   2010-11-01   
424-250 7 Lomita CA LSANCARCD3S  649C ONVOY, LLC - CA 730   2010-11-23   
424-250 8 Lomita CA LSANCA039MD  981E BANDWIDTH.COM CLEC, LLC - CA 730   2011-02-17   
424-250 9 Lomita CA SHOKCA022MD  576C TIME WARNER CBL INFO SVCS (CA) DBA TIME WARNER CAB 730   2012-04-06   

<< 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: Tue, 16 Apr 2024 01:38:01 UTC

Sponsored by: ISP Telecom

Like this site? We accept donations via PayPal.