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
650-319 A Palo Alto CA SNFECAEJDS0  8782 ALLEGIANCE TELECOM, INC. - CA 722      
650-319 0 Palo Alto CA   8782 ALLEGIANCE TELECOM, INC. - CA 722      
650-319 1 Palo Alto CA   8782 ALLEGIANCE TELECOM, INC. - CA 722      
650-319 2 Palo Alto CA   8782 ALLEGIANCE TELECOM, INC. - CA 722      
650-319 3 Palo Alto CA   8826 LEVEL 3 COMMUNICATIONS, LLC - CA 722   2005-03-15   
650-319 4 Palo Alto CA   8782 ALLEGIANCE TELECOM, INC. - CA 722      
650-319 5 Palo Alto CA   6010 NEW CINGULAR WIRELESS PCS, LLC 722   2008-05-28   
650-319 6 Palo Alto CA   981E BANDWIDTH.COM CLEC, LLC - CA 722   2010-09-09   
650-319 7 Palo Alto CA   8826 LEVEL 3 COMMUNICATIONS, LLC - CA 722   2010-11-20   
650-319 8 Palo Alto CA   8826 LEVEL 3 COMMUNICATIONS, LLC - CA 722   2008-01-29   
650-319 9 Palo Alto CA   8782 ALLEGIANCE TELECOM, INC. - CA 722      

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

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