Local Calling Guide

Area code/prefix search

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Theresa, WI

NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
920-276 A THRSWIXARS4  0886 FRONTIER NORTH INC. - WI 356      
920-276 0   0886 FRONTIER NORTH INC. - WI 356      
920-276 1   5489 LEVEL 3 COMMUNICATIONS, LLC - WI 356   2006-08-21   
920-276 2   3839 CHARTER FIBERLINK - WI 356   2007-05-11   
920-276 6   7216 TELEPORT COMMUNICATIONS AMERICA, LLC - WI 356   2018-03-30   
920-276 7   7575 CENTURYLINK COMMUNICATIONS LLC 356   2015-01-05   
920-488 A THRSWIXARS4  0886 FRONTIER NORTH INC. - WI 356      
920-488 2   0886 FRONTIER NORTH INC. - WI 356      
920-488 3   0886 FRONTIER NORTH INC. - WI 356      
920-488 4   0886 FRONTIER NORTH INC. - WI 356      
920-488 8   965H FRACTEL, LLC 356   2020-03-19   
920-488 9   225C ONVOY, LLC WI 356   2020-04-19   

Last updated: Thu, 10 Sep 2020 02:15:24 UTC

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