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: 503

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
408-503 A San Jose: North DA CA MLPSCA11DS0  9740 PACIFIC BELL 722      
408-503 0 San Jose: North DA CA FRMTCAEDDS2  7262 XO CALIFORNIA, INC. 722   2006-11-18   
408-503 1 San Jose: North DA CA MLPSCA11DS0  9740 PACIFIC BELL 722      
408-503 2 San Jose: North DA CA MLPSCA11DS0  9740 PACIFIC BELL 722      
408-503 3 San Jose: North DA CA SNFCCAMKDS3  649C ONVOY, LLC - CA 722   2014-02-06   
408-503 4 San Jose: North DA CA SNJSCA21DS2  9740 PACIFIC BELL 722   2001-07-16   
408-503 5 San Jose: North DA CA SNJSCA21DS2  9740 PACIFIC BELL 722   2001-07-16   
408-503 6 San Jose: North DA CA SNFCCA21XUY  981E BANDWIDTH.COM CLEC, LLC - CA 722   2006-11-02   
408-503 7 San Jose: North DA CA SNJSCAYB0MD  671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 722   2007-09-10   
408-503 8 San Jose: North DA CA MLPSCA11DS0  9740 PACIFIC BELL 722      
408-503 9 San Jose: North DA CA MLPSCA11DS0  9740 PACIFIC BELL 722      

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

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