Local Calling Guide

Area code/prefix search

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NPA: 408 [Rate centres in NPA 408] [Dial plan for NPA 408]

NXX: 508

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
408-508 A Campbell CA SNTDCAUJCM9  6010 NEW CINGULAR WIRELESS PCS, LLC 722      
408-508 0 Campbell CA OKLECAZV1MD  6529 T-MOBILE USA, INC. 722   2012-04-10   
408-508 1 Campbell CA OKLECAZV1MD  6529 T-MOBILE USA, INC. 722   2012-04-10   
408-508 2 Campbell CA OKLECAZV1MD  6529 T-MOBILE USA, INC. 722   2012-04-10   
408-508 3 Campbell CA SNFCCA21XUY  981E BANDWIDTH.COM CLEC, LLC - CA 722   2012-11-25   
408-508 4 Campbell CA SNFCCA21XUY  981E BANDWIDTH.COM CLEC, LLC - CA 722   2012-04-10   
408-508 5 Campbell CA SNFCCA21XUY  981E BANDWIDTH.COM CLEC, LLC - CA 722   2012-04-10   
408-508 6 Campbell CA SNFCCA21XUY  981E BANDWIDTH.COM CLEC, LLC - CA 722   2012-04-10   
408-508 7 Campbell CA OKLDCAMP1MD  4733 PAETEC COMMUNICATIONS, INC. - CA 722   2012-04-16   
408-508 8 Campbell CA SNTDCAUJCM9  6010 NEW CINGULAR WIRELESS PCS, LLC 722   2012-04-08   
408-508 9 Campbell CA SNTDCAUJCM9  6010 NEW CINGULAR WIRELESS PCS, LLC 722   2012-04-08   

Last updated: Sat, 05 Apr 2025 03:03:23 UTC

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