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: 550

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
408-550 A San Jose: West DA CA SNFCCASY5MD  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 722      
408-550 0 San Jose: West DA CA HYWRCAMCDMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 722   2020-08-12   
408-550 1 San Jose: West DA CA SNJUCACLDS1  373F PEERLESS NETWORK OF CALIFORNIA, LLC - CA 722   2011-11-14   
408-550 2 San Jose: West DA CA SNFCCAMKX1X  9262 UTILITY TELECOM GROUP, LLC - CA 722   2006-04-17   
408-550 3 San Jose: West DA CA SNTDCAUJCM9  6010 NEW CINGULAR WIRELESS PCS, LLC 722   2006-05-13   
408-550 4 San Jose: West DA CA SNTDCAUJCM9  6010 NEW CINGULAR WIRELESS PCS, LLC 722   2006-05-13   
408-550 5 San Jose: West DA CA SNTDCAUJCM9  6010 NEW CINGULAR WIRELESS PCS, LLC 722   2006-05-13   
408-550 6 San Jose: West DA CA SNFCCASY5MD  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 722   2008-01-29   
408-550 7 San Jose: West DA CA SNFCCASY5MD  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 722   2010-07-05   
408-550 8 San Jose: West DA CA SNJSCAYB0MD  671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 722   2008-11-25   
408-550 9 San Jose: West DA CA SNFCCAMMDS7  258E YMAX COMMUNICATIONS CORP. - CA 722   2008-03-04   

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

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