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
650-394 A San Carlos-Belmont CA SNFCCANVDS0  7718 LEVEL 3 TELECOM OF CALIFORNIA, LP - CA 722      
650-394 1 San Carlos-Belmont CA   7718 LEVEL 3 TELECOM OF CALIFORNIA, LP - CA 722      
650-394 2 San Carlos-Belmont CA   649C ONVOY, LLC - CA 722   2010-03-08   
650-394 4 San Carlos-Belmont CA   7610 COMCAST PHONE OF CALIFORNIA, LLC - CA 722   2008-02-27   
650-394 5 San Carlos-Belmont CA   981E BANDWIDTH.COM CLEC, LLC - CA 722   2010-02-28   
650-394 6 San Carlos-Belmont CA   981E BANDWIDTH.COM CLEC, LLC - CA 722   2010-02-28   
650-394 7 San Carlos-Belmont CA   981E BANDWIDTH.COM CLEC, LLC - CA 722   2010-12-06   
650-394 8 San Carlos-Belmont CA   7610 COMCAST PHONE OF CALIFORNIA, LLC - CA 722   2011-10-01   
650-394 9 San Carlos-Belmont CA   3662 PACIFIC CENTREX SERVICES, INC. - CA 722   2006-12-01   

Last updated: Tue, 31 Dec 2019 02:37:20 UTC

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