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: 937 [Rate centres in NPA 937] [Dial plan for NPA 937]

NXX: 809

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
937-809 A Dayton OH DYTNOHKTHMD  605J SIMWOOD, INC. 328   2021-11-19   
937-809 0 Dayton OH DYTNOH22XTY  6529 T-MOBILE USA, INC. 328   2021-12-02   
937-809 1 Dayton OH DYTNOH22XTY  6529 T-MOBILE USA, INC. 328   2021-12-02   
937-809 7 Dayton OH   464C ONVOY, LLC - OH 328   2022-03-03   
937-809 8 Dayton OH   464C ONVOY, LLC - OH 328   2022-03-03   
937-809 9 Dayton OH DYTNOHKTHMD  605J SIMWOOD, INC. 328   2021-11-19   

Last updated: Fri, 13 May 2022 22:16:13 UTC

Sponsored by: Execulink Telecom

Like this site? We accept donations via PayPal.