Local Calling Guide

Area code/prefix search

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Waterloo, WI

NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
920-478 A WTRLWIXARS0  0886 FRONTIER NORTH INC. - WI 356      
920-478 1 WTRLWIXARS0  0886 FRONTIER NORTH INC. - WI 356      
920-478 2 WTRLWIXARS0  0886 FRONTIER NORTH INC. - WI 356      
920-478 3 WTRLWIXARS0  0886 FRONTIER NORTH INC. - WI 356      
920-478 4 WTRLWIXARS0  0886 FRONTIER NORTH INC. - WI 356      
920-478 5 MILWWIHEVMD  7216 TELEPORT COMMUNICATIONS AMERICA, LLC WI 356      
920-478 6 MILWWI12XWX  007F BANDWIDTH.COM CLEC, LLC - WI 356      
920-478 7 WTRLWIXARS0  0886 FRONTIER NORTH INC. - WI 356      
920-478 8 FDULWIGN0MD  3839 CHARTER FIBERLINK, LLC - WI 356      
920-478 9 WTRLWIXARS0  0886 FRONTIER NORTH INC. - WI 356      
920-561 A MILWWI12XWX  007F BANDWIDTH.COM CLEC, LLC - WI 356      
920-561 1 MILWWI12XWX  007F BANDWIDTH.COM CLEC, LLC - WI 356      
920-561 2 MILWWIAUDS1  225C ONVOY, LLC - WI 356      
920-561 3 MILWWIAUDS1  225C ONVOY, LLC - WI 356      
920-561 4 MILWWI12XTX  624H ONVOY SPECTRUM, LLC 356      
920-561 5 MILWWIAUDS1  225C ONVOY, LLC - WI 356      
920-561 6 MILWWIHEVMD  7216 TELEPORT COMMUNICATIONS AMERICA, LLC WI 356      
920-561 7 MILWWI45XBX  508J CENTURYLINK COMMUNICATIONS, LLC 356      
920-561 8 MILWWIAUDS1  225C ONVOY, LLC - WI 356      
920-561 9 MILWWIAUDS1  225C ONVOY, LLC - WI 356      
920-608 A   839J EON TELECOM, INC. 356   2024-11-29   
920-608 0   839J EON TELECOM, INC. 356      
920-608 1   839J EON TELECOM, INC. 356      

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

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