Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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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   6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 730   2023-08-28   
562-312 1 Alamitos CA   649C ONVOY, LLC - CA 730   2024-07-05   
562-312 2 Alamitos CA   649C ONVOY, LLC - CA 730   2023-09-10   
562-312 3 Alamitos CA   649C ONVOY, LLC - CA 730   2023-08-27   
562-312 4 Alamitos CA   649C ONVOY, LLC - CA 730   2023-08-27   
562-312 5 Alamitos CA   649C ONVOY, LLC - CA 730   2023-09-10   
562-312 6 Alamitos CA   649C ONVOY, LLC - CA 730   2024-04-11   
562-312 7 Alamitos CA   939H COMMIO, LLC 730   2024-01-21   
562-312 8 Alamitos CA   939H COMMIO, LLC 730   2024-01-21   
562-312 9 Alamitos CA   939H COMMIO, LLC 730   2024-01-21   

Last updated: Thu, 29 Jan 2026 14:35:03 UTC

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