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: 669 [Rate centres in NPA 669] [Dial plan for NPA 669]

NXX: 307

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
669-307 A San Jose: North DA CA   6529 T-MOBILE USA, INC. 722   2021-03-14   
669-307 9 San Jose: North DA CA   6529 T-MOBILE USA, INC. 722   2021-03-14   

Last updated: Sun, 07 Feb 2021 01:52:50 UTC

Sponsored by: Execulink Telecom

Like this site? We accept donations via PayPal.