Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 669 [Rate centres in NPA 669] [Dial plan for NPA 669]

NXX: 370

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
669-370 A Morgan Hill CA   649C ONVOY, LLC - CA 722   2025-10-25   
669-370 0 Morgan Hill CA   649C ONVOY, LLC - CA 722   2025-10-25   
669-370 1 Morgan Hill CA   516C AT&T CORP. 722   2026-01-06   
669-370 2 Morgan Hill CA   649C ONVOY, LLC - CA 722   2026-03-26   
669-370 3 Morgan Hill CA   6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 722   2026-06-28   

Last updated: Tue, 16 Jun 2026 00:09:45 UTC

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