Local Calling Guide

Area code/prefix search

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Marion, WI

NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
715-754 A MARNWIXARS0  0964 FRONTIER COMMUNICATIONS OF WISCONSIN LLC 350      
715-754 1   0964 FRONTIER COMMUNICATIONS OF WISCONSIN LLC 350      
715-754 2   0964 FRONTIER COMMUNICATIONS OF WISCONSIN LLC 350      
715-754 4   0964 FRONTIER COMMUNICATIONS OF WISCONSIN LLC 350      
715-754 5   0964 FRONTIER COMMUNICATIONS OF WISCONSIN LLC 350      
715-754 8   145J TERRA NOVA TELECOM INC. 350   2025-07-17   
715-754 9   0964 FRONTIER COMMUNICATIONS OF WISCONSIN LLC 350      
715-973 A HULLWI01GT0  3839 CHARTER FIBERLINK, LLC - WI 350      
715-973 0   766H INTEGRATED PATH COMMUNICATIONS, LLC - WI 350   2018-07-12   
715-973 1   3839 CHARTER FIBERLINK, LLC - WI 350   2009-11-26   
715-973 3   225C ONVOY, LLC - WI 350   2021-06-25   
715-973 4   5489 LEVEL 3 COMMUNICATIONS, LLC - WI 350   2022-07-21   
715-973 5   624H ONVOY SPECTRUM, LLC 350   2023-06-01   
715-973 7   508J CENTURYLINK COMMUNICATIONS, LLC 350   2014-11-26   

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

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