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: 389

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
408-389 A San Jose: South DA CA SNFCCASY5MD  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 722      
408-389 0 San Jose: South DA CA SNFCCA21XUY  981E BANDWIDTH.COM CLEC, LLC - CA 722   2011-07-28   
408-389 1 San Jose: South DA CA SNFCCA21XUY  981E BANDWIDTH.COM CLEC, LLC - CA 722   2011-07-28   
408-389 2 San Jose: South DA CA SNFCCA21XUY  981E BANDWIDTH.COM CLEC, LLC - CA 722   2011-07-28   
408-389 3 San Jose: South DA CA SNFCCASY5MD  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 722   2011-07-04   
408-389 4 San Jose: South DA CA SNFCCA21XUY  981E BANDWIDTH.COM CLEC, LLC - CA 722   2012-03-08   
408-389 5 San Jose: South DA CA SNFCCA21XUY  981E BANDWIDTH.COM CLEC, LLC - CA 722   2011-08-28   
408-389 6 San Jose: South DA CA SNFCCA21XUY  981E BANDWIDTH.COM CLEC, LLC - CA 722   2011-08-28   
408-389 7 San Jose: South DA CA SNFCCA21XUY  981E BANDWIDTH.COM CLEC, LLC - CA 722   2011-08-28   
408-389 8 San Jose: South DA CA SNFCCA21XUY  981E BANDWIDTH.COM CLEC, LLC - CA 722   2011-08-28   
408-389 9 San Jose: South DA CA OKLECAZV1MD  6529 T-MOBILE USA, INC. 722   2011-07-17   

Last updated: Sun, 26 Jan 2025 15:59:20 UTC

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