Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 570 [Rate centres in NPA 570] [Dial plan for NPA 570]

NXX: 505

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
570-505 A Williamsport PA LWBGPAXL2MD  4114 WINDSTREAM D & E SYSTEMS, INC. - PA 232      
570-505 0 Williamsport PA   4114 WINDSTREAM D & E SYSTEMS, INC. - PA 232   2010-05-05   
570-505 1 Williamsport PA   318J COMCAST IP PHONE, LLC 232   2011-06-08   
570-505 2 Williamsport PA   6392 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - PA 232   2011-09-03   
570-505 3 Williamsport PA   318J COMCAST IP PHONE, LLC 232   2012-05-25   
570-505 4 Williamsport PA   9208 VERIZON PENNSYLVANIA, INC. 232   2011-09-17   
570-505 5 Williamsport PA   002F BANDWIDTH.COM CLEC, LLC - PA 232   2011-09-24   
570-505 6 Williamsport PA   4007 LEVEL 3 COMMUNICATIONS, LLC - PA 232   2011-11-06   
570-505 7 Williamsport PA   7434 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - PA 232   2011-11-15   
570-505 8 Williamsport PA   829J PAETEC ITEL, LLC 232   2012-08-17   
570-505 9 Williamsport PA   6392 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - PA 232   2012-06-18   

Last updated: Tue, 13 Jan 2026 21:50:02 UTC

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