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: 663

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
717-663 A Lancaster PA LNCSPALASMD  7513 CTSI, INC. - PA 226      
717-663 2 Lancaster PA HRBGPAHAXMX  197D VONAGE AMERICA LLC 226   2018-12-17   
717-663 3 Lancaster PA LNCSPALASMD  7513 CTSI, INC. - PA 226   2016-09-18   
717-663 4 Lancaster PA LNCSPALASMD  7513 CTSI, INC. - PA 226   2016-09-18   
717-663 5 Lancaster PA HRBGPAHAXMX  197D VONAGE AMERICA LLC 226   2018-12-17   
717-663 6 Lancaster PA HRBGPAHAXMX  197D VONAGE AMERICA LLC 226   2018-12-17   
717-663 7 Lancaster PA HRBGPAHAXMX  197D VONAGE AMERICA LLC 226   2018-12-17   
717-663 8 Lancaster PA HRBGPAHAXUX  6392 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - PA 226   2017-12-11   
717-663 9 Lancaster PA HRBGPAHAXUX  6392 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - PA 226   2017-12-11   

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

Sponsored by: VoIP Much Phone Company

Like this site? We accept donations via PayPal.