Local Calling Guide

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

NXX: 294

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
650-294 A San Mateo CA SNMTCA11DS0  9740 PACIFIC BELL 722      
650-294 0 San Mateo CA   6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 722   2013-06-10   
650-294 1 San Mateo CA   9740 PACIFIC BELL 722      
650-294 2 San Mateo CA   9740 PACIFIC BELL 722      
650-294 3 San Mateo CA   649C ONVOY, LLC - CA 722   2006-09-01   
650-294 4 San Mateo CA   9262 UTILITY TELECOM GROUP, LLC - CA 722   2006-06-14   
650-294 5 San Mateo CA   9740 PACIFIC BELL 722      
650-294 6 San Mateo CA   9740 PACIFIC BELL 722      
650-294 7 San Mateo CA   9740 PACIFIC BELL 722      
650-294 8 San Mateo CA   981E BANDWIDTH.COM CLEC, LLC - CA 722   2014-03-27   
650-294 9 San Mateo CA   649C ONVOY, LLC - CA 722   2010-03-03   

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

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