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: 706

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
650-706 A San Mateo CA SNFCCAMKDS3  649C ONVOY, LLC - CA 722      
650-706 0 San Mateo CA   433E SONIC TELECOM, LLC - CA 722   2023-07-19   
650-706 1 San Mateo CA   649C ONVOY, LLC - CA 722   2024-03-21   
650-706 2 San Mateo CA   649C ONVOY, LLC - CA 722   2023-09-10   
650-706 3 San Mateo CA   649C ONVOY, LLC - CA 722   2023-09-10   
650-706 4 San Mateo CA   649C ONVOY, LLC - CA 722   2023-09-10   
650-706 5 San Mateo CA   490J DISH WIRELESS, LLC 722   2024-06-29   
650-706 6 San Mateo CA   6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 722   2025-10-16   
650-706 7 San Mateo CA   649C ONVOY, LLC - CA 722   2023-06-11   
650-706 8 San Mateo CA   6010 NEW CINGULAR WIRELESS PCS, LLC 722   2024-12-08   
650-706 9 San Mateo CA   6010 NEW CINGULAR WIRELESS PCS, LLC 722   2024-12-08   

Last updated: Tue, 13 Jan 2026 21:50:02 UTC

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