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: 610

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
650-610 A San Carlos-Belmont CA SNCRCA11DS0  9740 PACIFIC BELL 722      
650-610 0 San Carlos-Belmont CA SNCRCA11DS0  9740 PACIFIC BELL 722      
650-610 1 San Carlos-Belmont CA SNFCCAMKDS3  649C ONVOY, LLC - CA 722   2007-09-07   
650-610 2 San Carlos-Belmont CA SNFCCAMKDS3  649C ONVOY, LLC - CA 722   2011-02-23   
650-610 3 San Carlos-Belmont CA SNCRCA11DS0  9740 PACIFIC BELL 722      
650-610 4 San Carlos-Belmont CA SNCRCA11DS0  9740 PACIFIC BELL 722      
650-610 5 San Carlos-Belmont CA SNCRCA11DS0  9740 PACIFIC BELL 722      
650-610 6 San Carlos-Belmont CA SNCRCA11DS0  9740 PACIFIC BELL 722      
650-610 7 San Carlos-Belmont CA SNFCCAMKDS3  649C ONVOY, LLC - CA 722   2021-11-16   
650-610 8 San Carlos-Belmont CA SNCRCA11DS0  9740 PACIFIC BELL 722      
650-610 9 San Carlos-Belmont CA SNCRCA11DS0  9740 PACIFIC BELL 722      

Last updated: Tue, 16 Apr 2024 01:38:01 UTC

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