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]

NXX: 279

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
424-279 A Beverly Hills CA LSANCARCD3S  649C ONVOY, LLC - CA 730      
424-279 0 Beverly Hills CA TRNECAGBGT3  6529 T-MOBILE USA, INC. 730   2011-11-11   
424-279 1 Beverly Hills CA LSANCARCD3S  649C ONVOY, LLC - CA 730   2011-09-09   
424-279 2 Beverly Hills CA TRNECAGBGT3  6529 T-MOBILE USA, INC. 730   2011-11-09   
424-279 3 Beverly Hills CA LSANCA039MD  981E BANDWIDTH.COM CLEC, LLC - CA 730   2012-09-17   
424-279 4 Beverly Hills CA LSANCA039MD  981E BANDWIDTH.COM CLEC, LLC - CA 730   2012-09-17   
424-279 5 Beverly Hills CA LSANCARCD3S  649C ONVOY, LLC - CA 730   2012-05-19   
424-279 6 Beverly Hills CA LSANCARCD3S  649C ONVOY, LLC - CA 730   2012-05-19   
424-279 7 Beverly Hills CA LSANCARCD3S  649C ONVOY, LLC - CA 730   2012-05-19   
424-279 8 Beverly Hills CA LSANCA039MD  981E BANDWIDTH.COM CLEC, LLC - CA 730   2012-05-31   
424-279 9 Beverly Hills CA SHOKCA022MD  576C TIME WARNER CBL INFO SVCS (CA) DBA TIME WARNER CAB 730   2012-07-06   

Last updated: Tue, 16 Apr 2024 01:38:01 UTC

Sponsored by: LES.NET

Like this site? We accept donations via PayPal.