Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 650 [Rate centres in NPA 650] [Dial plan for NPA 650]

NXX: 764

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
650-764 A Mountain View CA   649C ONVOY, LLC - CA 722   2026-01-11   
650-764 0 Mountain View CA   649C ONVOY, LLC - CA 722   2026-01-11   
650-764 1 Mountain View CA   649C ONVOY, LLC - CA 722   2026-05-09   
650-764 2 Mountain View CA   649C ONVOY, LLC - CA 722   2026-05-09   
650-764 8 Mountain View CA   981E BANDWIDTH.COM CLEC, LLC - CA 722   2026-06-12   
650-764 9 Mountain View CA   6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 722   2026-05-16   

Last updated: Sun, 17 May 2026 03:26:51 UTC

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