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: 636

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
562-636 A Downey CA GRDNCA02KMD  7139 TELEPORT COMMUNICATIONS AMERICA, LLC - CA 730      
562-636 0 Downey CA   073H TELNYX LLC 730   2023-06-22   
562-636 1 Downey CA   649C ONVOY, LLC - CA 730   2023-03-06   
562-636 2 Downey CA   649C ONVOY, LLC - CA 730   2023-03-06   
562-636 3 Downey CA   649C ONVOY, LLC - CA 730   2023-03-06   
562-636 4 Downey CA   649C ONVOY, LLC - CA 730   2023-03-06   
562-636 5 Downey CA   6529 T-MOBILE USA, INC. 730   2024-02-22   
562-636 6 Downey CA   7139 TELEPORT COMMUNICATIONS AMERICA, LLC - CA 730   2023-03-02   
562-636 7 Downey CA   624H ONVOY SPECTRUM, LLC 730   2023-04-01   
562-636 8 Downey CA   624H ONVOY SPECTRUM, LLC 730   2023-04-01   
562-636 9 Downey CA   6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 730   2023-09-10   

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

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