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: 666

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
650-666 A Palo Alto CA SNFCCASY5MD  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 722      
650-666 0 Palo Alto CA SNFCCASY5MD  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 722   2013-07-01   
650-666 1 Palo Alto CA SNVACAHZ0MD  508J CENTURYLINK COMMUNICATIONS, LLC 722   2013-07-31   
650-666 2 Palo Alto CA SNFCCA21XUY  981E BANDWIDTH.COM CLEC, LLC - CA 722   2013-02-22   
650-666 3 Palo Alto CA SNJUCACLDS1  373F PEERLESS NETWORK OF CALIFORNIA, LLC - CA 722   2013-04-07   
650-666 4 Palo Alto CA SNJUCACLDS1  373F PEERLESS NETWORK OF CALIFORNIA, LLC - CA 722   2013-04-07   
650-666 5 Palo Alto CA SNTDCAUJCM9  6010 NEW CINGULAR WIRELESS PCS, LLC 722   2013-04-04   
650-666 6 Palo Alto CA SNFCCASY5MD  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 722   2014-08-03   
650-666 7 Palo Alto CA HYWRCAMCDMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 722   2013-10-18   
650-666 8 Palo Alto CA SNFCCASY5MD  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 722   2014-01-01   
650-666 9 Palo Alto CA OKLECAZVGT0  6529 T-MOBILE USA, INC. 722   2013-04-03   

Last updated: Fri, 22 Mar 2024 03:02:44 UTC

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