Local Calling Guide

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NPA: 570 [Rate centres in NPA 570] [Dial plan for NPA 570]

NXX: 681

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
570-681 A Union Dale PA WLBRPA04GT0  3806 CORE COMMUNICATIONS, INC. - PA 232      
570-681 0 Union Dale PA WLBRPA04GT0  3806 CORE COMMUNICATIONS, INC. - PA 232   2009-05-17   
570-681 1 Union Dale PA LWBGPAXL1MD  6921 LIMITLESS MOBILE, LLC 232   2018-02-12   
570-681 2 Union Dale PA SCTNPASCX4Y  4007 LEVEL 3 COMMUNICATIONS, LLC - PA 232   2017-04-30   
570-681 3 Union Dale PA   3806 CORE COMMUNICATIONS, INC. - PA 232   2018-06-14   
570-681 4 Union Dale PA   3806 CORE COMMUNICATIONS, INC. - PA 232   2018-06-14   
570-681 5 Union Dale PA   3806 CORE COMMUNICATIONS, INC. - PA 232   2018-06-14   
570-681 6 Union Dale PA   145J TERRA NOVA TELECOM INC. 232   2025-08-01   
570-681 8 Union Dale PA   6392 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - PA 232   2025-09-19   

Last updated: Fri, 10 Jul 2026 02:55:48 UTC

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