Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 415 [Rate centres in NPA 415] [Dial plan for NPA 415]

NXX: 900

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
415-900 A Belvedere CA SNFCCAMKDS3  649C ONVOY, LLC - CA 722      
415-900 0 Belvedere CA SNFCCAMKDS3  649C ONVOY, LLC - CA 722   2011-01-21   
415-900 1 Belvedere CA SNFCCA21XUY  981E BANDWIDTH.COM CLEC, LLC - CA 722   2011-07-25   
415-900 2 Belvedere CA SNFCCAMKDS3  649C ONVOY, LLC - CA 722   2019-02-21   
415-900 3 Belvedere CA SNFCCA21XUY  981E BANDWIDTH.COM CLEC, LLC - CA 722   2011-07-28   
415-900 4 Belvedere CA SNFCCA21XUY  981E BANDWIDTH.COM CLEC, LLC - CA 722   2011-08-14   
415-900 5 Belvedere CA SNFCCA01XGX  516C AT&T CORP. 722   2011-05-16   
415-900 6 Belvedere CA OKLECAZV1MD  6529 T-MOBILE USA, INC. 722   2011-07-25   
415-900 7 Belvedere CA OKLECAZV1MD  6529 T-MOBILE USA, INC. 722   2011-07-25   
415-900 8 Belvedere CA OKLECAZV1MD  6529 T-MOBILE USA, INC. 722   2011-06-17   
415-900 9 Belvedere CA OKLECAZV1MD  6529 T-MOBILE USA, INC. 722   2011-04-04   

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

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