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-NXX BLOCK Rate Centre Region Switch LATA LIR Eff date Disc date
716-265 A Salamanca NY SLMNNYBJ0MD  140   2011-12-31   
716-265 2 Salamanca NY   140   2011-12-31   
716-301 8 Limestone NY   140   2012-01-02   
716-701 0 Olean NY   140   2018-01-05   
716-938 4 Little Valley NY   140   2012-01-02   

Last updated: Sun, 31 May 2020 11:59:01 UTC

Sponsored by: VoIP Much Phone Company

Like this site? We accept donations via PayPal.