Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
  • Effective date searches are available only for US area codes. Our sources for non-US NPA-NXX data do not provide this information.
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Winston, MO

NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
660-749 A WNTNMOXARS0  1885 WINDSTREAM MISSOURI, INC. 524      
660-749 0 WNTNMOXARP0  1885 WINDSTREAM MISSOURI, INC. 524      
660-749 3 KSCYMO55XXX  093F ONVOY, LLC - MO 524   2021-05-15   
660-749 4 KSCYMO55XXX  093F ONVOY, LLC - MO 524   2020-10-25   
660-749 5 WNTNMOXARS0  1885 WINDSTREAM MISSOURI, INC. 524      
660-749 7 KSCAMO961MD  508J CENTURYLINK COMMUNICATIONS, LLC 524   2017-09-14   
660-749 8 KSCYMO55XXX  093F ONVOY, LLC - MO 524   2021-04-23   
660-749 9 KSCYMO55XXX  093F ONVOY, LLC - MO 524   2021-04-23   

Last updated: Tue, 16 Apr 2024 01:38:01 UTC

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