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: 857

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
717-857 A Harrisburg City Zone-1 PA HRBGPAHAHMD  568H VITCOM LLC - PA 226      
717-857 0 Harrisburg City Zone-1 PA LITZPAXEDS1  4114 WINDSTREAM D & E SYSTEMS, INC. - PA 226      
717-857 1 Harrisburg City Zone-1 PA   568H VITCOM LLC - PA 226      
717-857 2 Harrisburg City Zone-1 PA HRBGPAHAXCY  4007 LEVEL 3 COMMUNICATIONS, LLC - PA 226      
717-857 3 Harrisburg City Zone-1 PA HRBGPAHAXRY  7434 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - PA 226      
717-857 4 Harrisburg City Zone-1 PA PXTGPALRGT0  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 226      
717-857 5 Harrisburg City Zone-1 PA HRBGPAHAXUX  6392 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - PA 226      
717-857 6 Harrisburg City Zone-1 PA HRBGPAHAXTX  318J COMCAST IP PHONE, LLC 226      
717-857 7 Harrisburg City Zone-1 PA HRBGPAHAXTX  318J COMCAST IP PHONE, LLC 226      
717-857 8 Harrisburg City Zone-1 PA   515J IP HORIZON LLC 226      
717-857 9 Harrisburg City Zone-1 PA   515J IP HORIZON LLC 226      

Last updated: Wed, 20 Nov 2024 21:20:06 UTC

Sponsored by: Execulink Telecom

Like this site? We accept donations via PayPal.