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:

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
650-559 A Los Altos CA LSATCA11DS0  9740 PACIFIC BELL 722      
650-559 0 Los Altos CA   9740 PACIFIC BELL 722      
650-559 1 Los Altos CA   9740 PACIFIC BELL 722      
650-559 2 Los Altos CA   9740 PACIFIC BELL 722      
650-559 3 Los Altos CA   9740 PACIFIC BELL 722      
650-559 4 Los Altos CA   6529 T-MOBILE USA, INC. 722   2015-07-20   
650-559 5 Los Altos CA   9740 PACIFIC BELL 722      
650-559 6 Los Altos CA   6529 T-MOBILE USA, INC. 722   2015-11-10   
650-559 7 Los Altos CA   9740 PACIFIC BELL 722      
650-559 8 Los Altos CA   9740 PACIFIC BELL 722      
650-559 9 Los Altos CA   9740 PACIFIC BELL 722      

Last updated: Thu, 10 Sep 2020 02:15:24 UTC

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