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: 785

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
717-785 A Blue Ridge Summit PA HRBGPACTDS1  3806 CORE COMMUNICATIONS, INC. - PA 226      
717-785 0 Blue Ridge Summit PA HRBGPACTDS1  3806 CORE COMMUNICATIONS, INC. - PA 226   2003-02-09   
717-785 1 Blue Ridge Summit PA HRBGPAHAXTX  318J COMCAST IP PHONE, LLC 226   2006-07-16   
717-785 2 Blue Ridge Summit PA   3806 CORE COMMUNICATIONS, INC. - PA 226   2018-10-20   
717-785 3 Blue Ridge Summit PA   3806 CORE COMMUNICATIONS, INC. - PA 226   2018-10-20   
717-785 4 Blue Ridge Summit PA   3806 CORE COMMUNICATIONS, INC. - PA 226   2018-10-20   
717-785 5 Blue Ridge Summit PA   3806 CORE COMMUNICATIONS, INC. - PA 226   2018-10-20   
717-785 6 Blue Ridge Summit PA   3806 CORE COMMUNICATIONS, INC. - PA 226   2018-10-20   
717-785 7 Blue Ridge Summit PA   3806 CORE COMMUNICATIONS, INC. - PA 226   2018-10-20   
717-785 8 Blue Ridge Summit PA   3806 CORE COMMUNICATIONS, INC. - PA 226   2018-10-20   
717-785 9 Blue Ridge Summit PA HRBGPAHAXZX  506J TWILIO INTERNATIONAL, INC. 226   2021-01-11   

Last updated: Tue, 16 Apr 2024 01:38:01 UTC

Sponsored by: Callcentric - VoIP Internet phone service

Like this site? We accept donations via PayPal.