Local Calling Guide

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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
650-453 A San Carlos-Belmont CA SNFCCAMK8MD  8690 GLOBAL CROSSING LOCAL SERVICES, INC.-CA 722      
650-453 0 San Carlos-Belmont CA   981E BANDWIDTH.COM CLEC, LLC - CA 722   2016-08-28   
650-453 1 San Carlos-Belmont CA   8690 GLOBAL CROSSING LOCAL SERVICES, INC.-CA 722      
650-453 2 San Carlos-Belmont CA   7262 XO CALIFORNIA, INC. 722   2010-08-14   
650-453 3 San Carlos-Belmont CA   7610 COMCAST PHONE OF CALIFORNIA, LLC - CA 722   2011-03-24   
650-453 4 San Carlos-Belmont CA   8690 GLOBAL CROSSING LOCAL SERVICES, INC.-CA 722      
650-453 5 San Carlos-Belmont CA   4733 PAETEC COMMUNICATIONS, INC. - CA 722   2010-08-05   
650-453 6 San Carlos-Belmont CA   8690 GLOBAL CROSSING LOCAL SERVICES, INC.-CA 722      
650-453 7 San Carlos-Belmont CA   7575 CENTURYLINK COMMUNICATIONS LLC 722   2013-06-25   
650-453 8 San Carlos-Belmont CA   981E BANDWIDTH.COM CLEC, LLC - CA 722   2009-01-14   
650-453 9 San Carlos-Belmont CA   8690 GLOBAL CROSSING LOCAL SERVICES, INC.-CA 722      

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

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