Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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Williamsville, MO

NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
573-998 A WSVLMOXARS0  1885 WINDSTREAM MISSOURI, INC. 520      
573-998 0   1885 WINDSTREAM MISSOURI, INC. 520      
573-998 1   624H ONVOY SPECTRUM, LLC 520   2025-01-11   
573-998 2   1885 WINDSTREAM MISSOURI, INC. 520      
573-998 3   1885 WINDSTREAM MISSOURI, INC. 520      
573-998 6   093F ONVOY, LLC - MO 520   2021-07-24   
573-998 8   993E BANDWIDTH.COM CLEC, LLC - MO 520   2019-09-27   
573-998 9   1885 WINDSTREAM MISSOURI, INC. 520      

Last updated: Tue, 13 Jan 2026 21:50:02 UTC

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