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.

Sherman, NY

NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
716-234 A WSFDNYXA0MD  793K TWC IP ENABLED SERVICES, LLC 140      
716-234 4 WSFDNYXA0MD  793K TWC IP ENABLED SERVICES, LLC 140   2007-06-06   
716-234 5 WSFDNYXA0MD  793K TWC IP ENABLED SERVICES, LLC 140   2022-12-30   
716-234 6 BFLONYFRXBY  818H PEERING HUB, INC. - NY 140   2021-11-10   
716-761 A SHMNNYXARS0  0078 CHAUTAUQUA & ERIE TEL. CORP. 140      

Last updated: Sat, 01 Aug 2026 03:19:33 UTC

Sponsored by: Callcentric - VoIP Internet phone service

Like this site? We accept donations via PayPal.