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: 679

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
408-679 A Campbell CA SNTDCAUJCM9  6010 NEW CINGULAR WIRELESS PCS, LLC 722      
408-679 0 Campbell CA   6010 NEW CINGULAR WIRELESS PCS, LLC 722      
408-679 1 Campbell CA   6010 NEW CINGULAR WIRELESS PCS, LLC 722      
408-679 2 Campbell CA   6010 NEW CINGULAR WIRELESS PCS, LLC 722      
408-679 3 Campbell CA   6010 NEW CINGULAR WIRELESS PCS, LLC 722      
408-679 4 Campbell CA   6010 NEW CINGULAR WIRELESS PCS, LLC 722      
408-679 5 Campbell CA   5562 METROPCS, INC. 722   2004-10-26   
408-679 6 Campbell CA   5562 METROPCS, INC. 722   2011-04-08   
408-679 7 Campbell CA   5562 METROPCS, INC. 722   2004-10-15   
408-679 8 Campbell CA   5562 METROPCS, INC. 722   2004-07-06   
408-679 9 Campbell CA   5562 METROPCS, INC. 722   2004-06-18   

Last updated: Tue, 13 Jan 2026 21:50:02 UTC

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