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: 356

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
717-356 A York PA YORKPAXMDS0  0169 VERIZON NORTH, INC. - PA 226      
717-356 0 York PA   002F BANDWIDTH.COM CLEC, LLC - PA 226   2016-07-21   
717-356 1 York PA   6392 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - PA 226   2016-09-05   
717-356 2 York PA   318J COMCAST IP PHONE, LLC 226   2017-06-20   
717-356 3 York PA   547E ONVOY, LLC - PA 226   2017-12-15   
717-356 4 York PA   0169 VERIZON NORTH, INC. - PA 226   2016-06-09   
717-356 5 York PA   0169 VERIZON NORTH, INC. - PA 226   2016-06-09   
717-356 6 York PA   0169 VERIZON NORTH, INC. - PA 226   2016-06-09   
717-356 7 York PA   0169 VERIZON NORTH, INC. - PA 226   2016-06-09   
717-356 8 York PA   0169 VERIZON NORTH, INC. - PA 226   2016-06-09   
717-356 9 York PA   547E ONVOY, LLC - PA 226   2017-04-17   

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

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