Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 408 [Rate centres in NPA 408] [Dial plan for NPA 408]

NXX:

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
408-664 A Sunnyvale CA SNJSCA02DS4  7145 TELEPORT COMMUNICATIONS GROUP - SAN FRANCISCO 722   2012-05-07   
408-664 0 Sunnyvale CA   981E BANDWIDTH.COM CLEC, LLC - CA 722   2012-09-07   
408-664 1 Sunnyvale CA   7145 TELEPORT COMMUNICATIONS GROUP - SAN FRANCISCO 722   2012-09-07   
408-664 2 Sunnyvale CA   4733 PAETEC COMMUNICATIONS, INC. - CA 722   2012-06-06   
408-664 3 Sunnyvale CA   7145 TELEPORT COMMUNICATIONS GROUP - SAN FRANCISCO 722   2012-05-07   
408-664 4 Sunnyvale CA   7145 TELEPORT COMMUNICATIONS GROUP - SAN FRANCISCO 722   2012-05-07   
408-664 5 Sunnyvale CA   7262 XO CALIFORNIA, INC. 722   2012-06-08   
408-664 6 Sunnyvale CA   6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 722   2017-05-14   
408-664 7 Sunnyvale CA   7145 TELEPORT COMMUNICATIONS GROUP - SAN FRANCISCO 722   2012-08-02   
408-664 8 Sunnyvale CA   6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 722   2012-06-25   
408-664 9 Sunnyvale CA   981E BANDWIDTH.COM CLEC, LLC - CA 722   2012-09-07   

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

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