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: 564

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
650-564 A Mountain View CA MTVWCA11DS1  9740 PACIFIC BELL 722      
650-564 0 Mountain View CA   9740 PACIFIC BELL 722      
650-564 1 Mountain View CA   9740 PACIFIC BELL 722      
650-564 2 Mountain View CA   6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 722   2014-04-28   
650-564 3 Mountain View CA   981E BANDWIDTH.COM CLEC, LLC - CA 722   2012-06-18   
650-564 4 Mountain View CA   981E BANDWIDTH.COM CLEC, LLC - CA 722   2011-05-26   
650-564 5 Mountain View CA   433E SONIC TELECOM, LLC - CA 722   2012-12-22   
650-564 6 Mountain View CA   9740 PACIFIC BELL 722      
650-564 7 Mountain View CA   981E BANDWIDTH.COM CLEC, LLC - CA 722   2011-05-26   
650-564 8 Mountain View CA   9740 PACIFIC BELL 722      
650-564 9 Mountain View CA   9740 PACIFIC BELL 722      

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

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