Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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Fredericktown, PA

NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
724-377 A FRTWPAXFRS0  0176 WINDSTREAM PENNSYLVANIA, INC. 234      
724-377 0   0176 WINDSTREAM PENNSYLVANIA, INC. 234      
724-377 1   0176 WINDSTREAM PENNSYLVANIA, INC. 234      
724-377 2   0176 WINDSTREAM PENNSYLVANIA, INC. 234      
724-377 3   0176 WINDSTREAM PENNSYLVANIA, INC. 234      
724-377 4   3806 CORE COMMUNICATIONS, INC. - PA 234   2009-03-26   
724-377 5   213C IDT AMERICA, CORP. - PA 234   2007-11-28   
724-377 7   4007 LEVEL 3 COMMUNICATIONS, LLC - PA 234   2017-11-29   
724-377 8   516J TON80 COMMUNICATIONS, LLC 234   2021-07-04   
724-377 9   0176 WINDSTREAM PENNSYLVANIA, INC. 234      

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

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