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: 308

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
717-308 A Dover PA DOVRPAXDDS0  0169 VERIZON NORTH, INC. - PA 226      
717-308 0 Dover PA DOVRPAXDDS0  0169 VERIZON NORTH, INC. - PA 226      
717-308 1 Dover PA   145J TERRA NOVA TELECOM INC. 226   2021-12-01   
717-308 2 Dover PA DOVRPAXDDS0  0169 VERIZON NORTH, INC. - PA 226      
717-308 3 Dover PA LITZPAXEDS1  4114 WINDSTREAM D & E SYSTEMS, INC. - PA 226   2005-04-07   
717-308 4 Dover PA   3806 CORE COMMUNICATIONS, INC. - PA 226   2009-03-31   
717-308 5 Dover PA HRBGPAHAXCY  4007 LEVEL 3 COMMUNICATIONS, LLC - PA 226   2008-09-22   
717-308 6 Dover PA HRBGPA29DS0  7513 CTSI, INC. - PA 226   2006-10-29   
717-308 7 Dover PA HRBGPAHAXTX  318J COMCAST IP PHONE, LLC 226   2011-06-24   
717-308 8 Dover PA HRBGPAHAXAZ  002F BANDWIDTH.COM CLEC, LLC - PA 226   2010-03-12   
717-308 9 Dover PA HRBGPAGUDS1  967E PEERLESS NETWORK OF PENNSYLVANIA, LLC - PA 226   2016-08-04   

Last updated: Fri, 22 Mar 2024 03:02:44 UTC

Sponsored by: VoIP Much Phone Company

Like this site? We accept donations via PayPal.