Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 660 [Rate centres in NPA 660] [Dial plan for NPA 660]

NXX: 368

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
660-368 A Florence MO FLRNMOXAPS0  1885 WINDSTREAM MISSOURI, INC. 524      
660-368 0 Florence MO   1885 WINDSTREAM MISSOURI, INC. 524      
660-368 1 Florence MO   1885 WINDSTREAM MISSOURI, INC. 524      
660-368 2 Florence MO   1885 WINDSTREAM MISSOURI, INC. 524      
660-368 3 Florence MO   093F ONVOY, LLC - MO 524   2021-03-06   
660-368 4 Florence MO   1885 WINDSTREAM MISSOURI, INC. 524      
660-368 5 Florence MO   4932 LEVEL 3 COMMUNICATIONS, LLC - MO 524   2017-05-30   
660-368 6 Florence MO   093F ONVOY, LLC - MO 524   2020-10-25   
660-368 7 Florence MO   093F ONVOY, LLC - MO 524   2023-10-09   
660-368 9 Florence MO   1885 WINDSTREAM MISSOURI, INC. 524      

Last updated: Thu, 29 Jan 2026 14:35:03 UTC

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