Local Calling Guide

Area code/prefix search

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

NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
660-291 A MDSNMOXARP0  1885 WINDSTREAM MISSOURI, INC. 524      
660-291 3 MDSNMOXARP0  1885 WINDSTREAM MISSOURI, INC. 524      
660-291 4 MDSNMOXARP0  1885 WINDSTREAM MISSOURI, INC. 524      
660-291 5 MDSNMOXARP0  1885 WINDSTREAM MISSOURI, INC. 524      
660-291 7 MACNMOBBDS0  250A CHARITON VALLEY COMMUNICATIONS CORPORATION 524   2024-07-08   
660-291 8 MDSNMOXARP0  1885 WINDSTREAM MISSOURI, INC. 524      
660-559 A MDSNMOXAPS0  1885 WINDSTREAM MISSOURI, INC. 524      
660-559 0   792K CHARTER IP ENABLED SERVICES, LLC 524   2021-03-03   
660-559 5   145J TERRA NOVA TELECOM INC. 524   2025-09-01   
660-559 9 MDSNMOXAPS0  1885 WINDSTREAM MISSOURI, INC. 524   2016-08-25   

Last updated: Thu, 05 Feb 2026 23:41:55 UTC

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