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: 559 [Rate centres in NPA 559] [Dial plan for NPA 559]

NXX: 405

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
559-405 A Del Rey CA FRSNCA01XOY  649C ONVOY, LLC - CA 728      
559-405 0 Del Rey CA FRSOCAYM4MD  6529 T-MOBILE USA, INC. 728      
559-405 1 Del Rey CA   515J IP HORIZON LLC 728      
559-405 2 Del Rey CA   515J IP HORIZON LLC 728      
559-405 3 Del Rey CA FRSOCAYM4MD  6529 T-MOBILE USA, INC. 728      
559-405 4 Del Rey CA   515J IP HORIZON LLC 728      
559-405 5 Del Rey CA FRSNCA01XOY  649C ONVOY, LLC - CA 728      
559-405 6 Del Rey CA FRSNCA0112Z  671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 728      
559-405 7 Del Rey CA FRSOCAYM4MD  6529 T-MOBILE USA, INC. 728      
559-405 8 Del Rey CA FRSOCAYM4MD  6529 T-MOBILE USA, INC. 728      
559-405 9 Del Rey CA FRSNCA01DS5  373F PEERLESS NETWORK OF CALIFORNIA, LLC - CA 728      

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

Sponsored by: BeeVox - Whitelabel Reseller Platform

Like this site? We accept donations via PayPal.