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: 528

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
570-528 A Harford PA WLBRPA04GT0  3806 CORE COMMUNICATIONS, INC. - PA 232      
570-528 0 Harford PA WLBRPA04GT0  3806 CORE COMMUNICATIONS, INC. - PA 232      
570-528 1 Harford PA LWBGPAXL1MD  6921 LIMITLESS MOBILE, LLC 232      
570-528 2 Harford PA SCTNPASCX4Y  4007 LEVEL 3 COMMUNICATIONS, LLC - PA 232      
570-528 3 Harford PA   3806 CORE COMMUNICATIONS, INC. - PA 232      
570-528 4 Harford PA   3806 CORE COMMUNICATIONS, INC. - PA 232      
570-528 5 Harford PA   3806 CORE COMMUNICATIONS, INC. - PA 232      

Last updated: Wed, 20 Nov 2024 21:20:06 UTC

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