Local Calling Guide

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

NXX: 310

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
570-310 A Dallas PA WLBRPA04GT0  3806 CORE COMMUNICATIONS, INC. - PA 232      
570-310 0 Dallas PA WLBRPA04GT0  3806 CORE COMMUNICATIONS, INC. - PA 232   2009-05-16   
570-310 1 Dallas PA SCTNPASCXMZ  318J COMCAST IP PHONE, LLC 232   2009-07-02   
570-310 2 Dallas PA BEWKPA16PS0  213C IDT AMERICA, CORP. - PA 232   2010-02-12   
570-310 3 Dallas PA   3806 CORE COMMUNICATIONS, INC. - PA 232   2018-10-20   
570-310 4 Dallas PA   3806 CORE COMMUNICATIONS, INC. - PA 232   2018-06-11   
570-310 5 Dallas PA   3806 CORE COMMUNICATIONS, INC. - PA 232   2018-06-11   
570-310 6 Dallas PA SCTNPASCXGY  7309 TELEPORT COMMUNICATIONS AMERICA, LLC - PA 232   2016-03-01   
570-310 7 Dallas PA SCTNPASCX8Z  508J CENTURYLINK COMMUNICATIONS, LLC 232   2016-01-27   
570-310 8 Dallas PA   3806 CORE COMMUNICATIONS, INC. - PA 232   2018-06-11   
570-310 9 Dallas PA   3806 CORE COMMUNICATIONS, INC. - PA 232   2018-10-20   

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

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