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: 489

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
650-489 A San Carlos-Belmont CA SNFCCASY5MD  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 722      
650-489 0 San Carlos-Belmont CA SNFCCASY5MD  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 722   2005-01-15   
650-489 1 San Carlos-Belmont CA SNFCCA21XUY  981E BANDWIDTH.COM CLEC, LLC - CA 722   2011-08-28   
650-489 2 San Carlos-Belmont CA SNFCCA21XUY  981E BANDWIDTH.COM CLEC, LLC - CA 722   2011-08-28   
650-489 3 San Carlos-Belmont CA SNJUCACLDS1  373F PEERLESS NETWORK OF CALIFORNIA, LLC - CA 722   2010-05-20   
650-489 4 San Carlos-Belmont CA SNFCCASY5MD  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 722      
650-489 5 San Carlos-Belmont CA SNFCCA21XUY  981E BANDWIDTH.COM CLEC, LLC - CA 722   2009-11-09   
650-489 6 San Carlos-Belmont CA SNFCCA21XUY  981E BANDWIDTH.COM CLEC, LLC - CA 722   2009-11-09   
650-489 7 San Carlos-Belmont CA SNFCCASY5MD  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 722   2011-12-11   
650-489 8 San Carlos-Belmont CA HYWRCAMCDMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 722   2013-03-20   
650-489 9 San Carlos-Belmont CA SNFCCASY5MD  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 722   2013-11-10   

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

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