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: 717 [Rate centres in NPA 717] [Dial plan for NPA 717]

NXX: 800

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
717-800 A Spring Grove PA YORKPAXMXAX  547E ONVOY, LLC - PA 226      
717-800 0 Spring Grove PA   547E ONVOY, LLC - PA 226   2013-07-08   
717-800 1 Spring Grove PA   002F BANDWIDTH.COM CLEC, LLC - PA 226   2015-02-15   
717-800 2 Spring Grove PA   547E ONVOY, LLC - PA 226   2017-04-03   
717-800 6 Spring Grove PA   7309 TELEPORT COMMUNICATIONS AMERICA, LLC - PA 226   2016-03-21   
717-800 7 Spring Grove PA   508J CENTURYLINK COMMUNICATIONS, LLC 226   2015-01-09   
717-800 8 Spring Grove PA   318J COMCAST IP PHONE, LLC 226   2015-02-08   
717-800 9 Spring Grove PA   547E ONVOY, LLC - PA 226   2018-09-10   

Last updated: Thu, 29 Jan 2026 14:35:03 UTC

Sponsored by: BeeVox - Whitelabel Reseller Platform

Like this site? We accept donations via PayPal.