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: 308

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
650-308 A Palo Alto CA PLALCA12DS0  9740 PACIFIC BELL 722      
650-308 0 Palo Alto CA   9740 PACIFIC BELL 722   2011-01-22   
650-308 1 Palo Alto CA   9740 PACIFIC BELL 722   2011-01-22   
650-308 2 Palo Alto CA   9740 PACIFIC BELL 722   2011-01-22   
650-308 3 Palo Alto CA   9740 PACIFIC BELL 722   2011-01-22   
650-308 4 Palo Alto CA   981E BANDWIDTH.COM CLEC, LLC - CA 722   2011-05-26   
650-308 5 Palo Alto CA   5562 METROPCS, INC. 722   2011-04-28   
650-308 6 Palo Alto CA   6010 NEW CINGULAR WIRELESS PCS, LLC 722   2011-04-07   
650-308 7 Palo Alto CA   7718 LEVEL 3 TELECOM OF CALIFORNIA, LP - CA 722   2011-05-14   
650-308 8 Palo Alto CA   981E BANDWIDTH.COM CLEC, LLC - CA 722   2011-05-26   
650-308 9 Palo Alto CA   981E BANDWIDTH.COM CLEC, LLC - CA 722   2011-05-26   

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

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