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: 974

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
717-974 A Hummelstown PA HRBGPAHAXSX  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 226      
717-974 0 Hummelstown PA HRBGPAHAXSX  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 226      
717-974 2 Hummelstown PA HRBGPAHAX9Z  547E ONVOY, LLC - PA 226   2021-04-03   
717-974 3 Hummelstown PA HRBGPAHAX9Z  547E ONVOY, LLC - PA 226   2013-12-15   
717-974 4 Hummelstown PA HRBGPAHAXAZ  002F BANDWIDTH.COM CLEC, LLC - PA 226   2010-02-27   
717-974 5 Hummelstown PA YORKPAXMWMD  7309 TELEPORT COMMUNICATIONS AMERICA, LLC - PA 226   2016-11-03   
717-974 6 Hummelstown PA HRBGPAHAXSX  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 226      
717-974 7 Hummelstown PA HRBGPAHAXSX  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 226      
717-974 8 Hummelstown PA HRBGPAHAXSX  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 226      
717-974 9 Hummelstown PA HRBGPAHAX9Z  547E ONVOY, LLC - PA 226   2021-04-03   

Last updated: Sat, 05 Apr 2025 03:03:23 UTC

Sponsored by: Execulink Telecom

Like this site? We accept donations via PayPal.