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: 312

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
562-312 A Alamitos CA LNBHCAXPXBY  649C ONVOY, LLC - CA 730   2024-01-23   
562-312 0 Alamitos CA BLTNCAADGMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 730      
562-312 1 Alamitos CA   649C ONVOY, LLC - CA 730      
562-312 2 Alamitos CA LNBHCAXPXBY  649C ONVOY, LLC - CA 730      
562-312 3 Alamitos CA LNBHCAXPXBY  649C ONVOY, LLC - CA 730      
562-312 4 Alamitos CA LNBHCAXPXBY  649C ONVOY, LLC - CA 730      
562-312 5 Alamitos CA LNBHCAXPXBY  649C ONVOY, LLC - CA 730      
562-312 6 Alamitos CA   649C ONVOY, LLC - CA 730      
562-312 7 Alamitos CA LSANCAJW7MD  939H COMMIO, LLC 730      
562-312 8 Alamitos CA LSANCAJW7MD  939H COMMIO, LLC 730      
562-312 9 Alamitos CA LSANCAJW7MD  939H COMMIO, LLC 730      

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

Sponsored by: FiberConX Communications Ltd.

Like this site? We accept donations via PayPal.