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: 463

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
424-463 A Inglewood CA TRNECAGBGT3  6529 T-MOBILE USA, INC. 730      
424-463 0 Inglewood CA BLTNCAADGMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 730   2022-01-26   
424-463 1 Inglewood CA BLTNCAADGMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 730   2022-04-15   
424-463 2 Inglewood CA BLTNCAADGMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 730   2022-06-20   
424-463 3 Inglewood CA LSANCAJWDS9  373F PEERLESS NETWORK OF CALIFORNIA, LLC - CA 730   2022-02-14   
424-463 4 Inglewood CA LSANCA03GMD  624H ONVOY SPECTRUM, LLC 730   2022-01-21   
424-463 5 Inglewood CA LSANCA03GMD  624H ONVOY SPECTRUM, LLC 730   2022-01-21   
424-463 6 Inglewood CA LSANCA03GMD  624H ONVOY SPECTRUM, LLC 730   2022-01-21   
424-463 7 Inglewood CA TRNECAGBGT3  6529 T-MOBILE USA, INC. 730   2022-01-09   
424-463 8 Inglewood CA TRNECAGBGT3  6529 T-MOBILE USA, INC. 730   2022-01-09   
424-463 9 Inglewood CA TRNECAGBGT3  6529 T-MOBILE USA, INC. 730   2022-01-09   

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

Sponsored by: VoIP Much Phone Company

Like this site? We accept donations via PayPal.