Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 717 [Rate centres in NPA 717] [Dial plan for NPA 717]

NXX: 931

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
717-931 A Dover PA HRBGPAHAX9Z  547E ONVOY, LLC - PA 226      
717-931 0 Dover PA   547E ONVOY, LLC - PA 226   2017-04-30   
717-931 1 Dover PA   002F BANDWIDTH.COM CLEC, LLC - PA 226   2018-06-02   
717-931 2 Dover PA   145J TERRA NOVA TELECOM INC. 226   2024-09-09   
717-931 3 Dover PA   145J TERRA NOVA TELECOM INC. 226   2024-02-15   
717-931 4 Dover PA   145J TERRA NOVA TELECOM INC. 226   2025-08-28   
717-931 5 Dover PA   967E PEERLESS NETWORK OF PENNSYLVANIA, LLC - PA 226   2019-06-26   
717-931 6 Dover PA   547E ONVOY, LLC - PA 226   2019-09-19   
717-931 7 Dover PA   547E ONVOY, LLC - PA 226   2019-09-19   
717-931 8 Dover PA   318J COMCAST IP PHONE, LLC 226   2019-07-27   
717-931 9 Dover PA   318J COMCAST IP PHONE, LLC 226   2019-07-27   

Last updated: Thu, 29 Jan 2026 14:35:03 UTC

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