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: 674

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
717-674 A Dauphin PA HRBGPAHAXCY  4007 LEVEL 3 COMMUNICATIONS, LLC - PA 226      
717-674 0 Dauphin PA   145J TERRA NOVA TELECOM INC. 226   2025-05-07   
717-674 1 Dauphin PA   318J COMCAST IP PHONE, LLC 226   2023-01-29   
717-674 2 Dauphin PA   547E ONVOY, LLC - PA 226   2016-03-25   
717-674 3 Dauphin PA   547E ONVOY, LLC - PA 226   2016-03-25   
717-674 4 Dauphin PA   4007 LEVEL 3 COMMUNICATIONS, LLC - PA 226   2005-04-07   
717-674 5 Dauphin PA   7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 226   2006-09-25   
717-674 6 Dauphin PA   547E ONVOY, LLC - PA 226   2006-09-25   
717-674 7 Dauphin PA   547E ONVOY, LLC - PA 226   2006-09-25   
717-674 8 Dauphin PA   073H TELNYX LLC 226   2017-07-27   
717-674 9 Dauphin PA   547E ONVOY, LLC - PA 226   2021-04-04   

Last updated: Thu, 01 Jan 2026 03:59:49 UTC

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