Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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Williamson, IA

NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
641-862 A WMSNIAXORS8  1178 WINDSTREAM IOWA COMMUNICATIONS, INC. 632      
641-862 0 WMSNIAXORP0  1178 WINDSTREAM IOWA COMMUNICATIONS, INC. 632      
641-862 1 WMSNIAXORS8  1178 WINDSTREAM IOWA COMMUNICATIONS, INC. 632      
641-862 2 BOONIA01DS1  544H INTEGRATED PATH COMMUNCATIONS, LLC - IA 632   2018-05-16   
641-862 3 WMSNIAXORS8  1178 WINDSTREAM IOWA COMMUNICATIONS, INC. 632      
641-862 4 WMSNIAXORS8  1178 WINDSTREAM IOWA COMMUNICATIONS, INC. 632      
641-862 5 KNVLIAXCSMD  221F ONVOY, LLC - IA 632   2021-04-16   
641-862 6 KNVLIAXCSMD  221F ONVOY, LLC - IA 632   2019-11-29   
641-862 7 DESMIADTXJX  508J CENTURYLINK COMMUNICATIONS, LLC 632   2017-03-31   
641-862 8 KNVLIAXCSMD  221F ONVOY, LLC - IA 632   2021-04-16   
641-862 9 KNVLIAXCPMD  624H ONVOY SPECTRUM, LLC 632   2024-03-09   

Last updated: Sun, 26 Jan 2025 15:59:20 UTC

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