Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
  • Effective date searches are available only for US area codes. Our sources for non-US NPA-NXX data do not provide this information.
  • If you want to search an entire area code regardless of activity, leave both the next and past days fields set to zero.

NPA: 415 [Rate centres in NPA 415] [Dial plan for NPA 415]

NXX: 619

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
415-619 A Belvedere CA OKLECAZV1MD  6529 T-MOBILE USA, INC. 722      
415-619 0 Belvedere CA OKLECAZV1MD  6529 T-MOBILE USA, INC. 722   2015-11-07   
415-619 1 Belvedere CA OKLECAZV1MD  6529 T-MOBILE USA, INC. 722   2015-11-07   
415-619 2 Belvedere CA OKLECAZV1MD  6529 T-MOBILE USA, INC. 722   2015-11-07   
415-619 3 Belvedere CA SNFCCASY5MD  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 722   2015-11-12   
415-619 4 Belvedere CA OKLECAZV1MD  6529 T-MOBILE USA, INC. 722   2015-11-07   
415-619 5 Belvedere CA SNFCCAMKDS3  649C ONVOY, LLC - CA 722   2015-09-25   
415-619 6 Belvedere CA SNFCCAMKDS3  649C ONVOY, LLC - CA 722   2015-09-25   
415-619 7 Belvedere CA OKLECAZV1MD  6529 T-MOBILE USA, INC. 722   2015-11-07   
415-619 8 Belvedere CA OKLECAZV1MD  6529 T-MOBILE USA, INC. 722   2015-11-07   
415-619 9 Belvedere CA OKLECAZV1MD  6529 T-MOBILE USA, INC. 722   2015-09-24   

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

Sponsored by: LES.NET

Like this site? We accept donations via PayPal.