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: 562 [Rate centres in NPA 562] [Dial plan for NPA 562]

NXX: 819

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
562-819 A Alamitos CA   6529 T-MOBILE USA, INC. 730   2025-07-13   
562-819 0 Alamitos CA   6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 730   2025-07-14   
562-819 1 Alamitos CA   6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 730   2025-08-18   
562-819 2 Alamitos CA   6529 T-MOBILE USA, INC. 730   2025-07-18   
562-819 3 Alamitos CA   6529 T-MOBILE USA, INC. 730   2025-07-18   
562-819 4 Alamitos CA   6529 T-MOBILE USA, INC. 730   2025-07-18   
562-819 5 Alamitos CA   6529 T-MOBILE USA, INC. 730   2025-07-13   
562-819 6 Alamitos CA   6529 T-MOBILE USA, INC. 730   2025-07-13   
562-819 7 Alamitos CA   6529 T-MOBILE USA, INC. 730   2025-07-13   
562-819 8 Alamitos CA   6529 T-MOBILE USA, INC. 730   2025-07-13   
562-819 9 Alamitos CA   6529 T-MOBILE USA, INC. 730   2025-07-13   

Last updated: Fri, 25 Jul 2025 03:21:23 UTC

Sponsored by: Callcentric - VoIP Internet phone service

Like this site? We accept donations via PayPal.