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: 645

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
650-645 A San Mateo CA SNFCCAFJDS0  7145 TELEPORT COMMUNICATIONS AMERICA, LLC - CA 722      
650-645 0 San Mateo CA SNTDCAUJCM9  6010 NEW CINGULAR WIRELESS PCS, LLC 722   2013-08-16   
650-645 1 San Mateo CA SNJSCAYB0MD  671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 722   2007-03-11   
650-645 2 San Mateo CA SNFCCAFJDS0  7145 TELEPORT COMMUNICATIONS AMERICA, LLC - CA 722      
650-645 3 San Mateo CA   7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 722   2007-03-11   
650-645 4 San Mateo CA SNFCCAFJDS0  7145 TELEPORT COMMUNICATIONS AMERICA, LLC - CA 722      
650-645 5 San Mateo CA SNFCCAFJDS0  7145 TELEPORT COMMUNICATIONS AMERICA, LLC - CA 722      
650-645 6 San Mateo CA SNJSCAYB0MD  671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 722   2007-03-11   
650-645 7 San Mateo CA SNJSCAYB0MD  671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 722   2007-03-11   
650-645 8 San Mateo CA SNFCCAFJDS0  7145 TELEPORT COMMUNICATIONS AMERICA, LLC - CA 722      
650-645 9 San Mateo CA SNFCCASY5MD  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 722   2012-11-17   

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

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