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.
  • If you want to search an entire area code regardless of activity, leave both the next and past days fields set to zero.

Florence, MO

NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
660-368 A FLRNMOXAPS0  1885 WINDSTREAM MISSOURI, INC. 524      
660-368 0 FLRNMOXAPS0  1885 WINDSTREAM MISSOURI, INC. 524      
660-368 1 FLRNMOXAPS0  1885 WINDSTREAM MISSOURI, INC. 524      
660-368 2 FLRNMOXAPS0  1885 WINDSTREAM MISSOURI, INC. 524      
660-368 3 KSCYMO55XXX  093F ONVOY, LLC - MO 524   2021-03-06   
660-368 4 FLRNMOXAPS0  1885 WINDSTREAM MISSOURI, INC. 524      
660-368 5 KSCZMODR3MD  4932 LEVEL 3 COMMUNICATIONS, LLC - MO 524   2017-05-30   
660-368 6 KSCYMO55XXX  093F ONVOY, LLC - MO 524   2020-10-25   
660-368 7 KSCYMO55XXX  093F ONVOY, LLC - MO 524   2023-10-09   
660-368 9 FLRNMOXAPS0  1885 WINDSTREAM MISSOURI, INC. 524      
660-858 A FLRNMOXAPS0  1885 WINDSTREAM MISSOURI, INC. 524      
660-858 0 KSCYMO55XYY  624H ONVOY SPECTRUM, LLC 524   2024-03-20   
660-858 1   5607 CHARTER FIBERLINK - MISSOURI, LLC - MO 524   2025-08-10   
660-858 8 KSCYKSJOSMD  993E BANDWIDTH.COM CLEC, LLC - MO 524   2020-03-01   
660-858 9 FLRNMOXAPS0  1885 WINDSTREAM MISSOURI, INC. 524   2016-09-26   

Last updated: Sat, 05 Apr 2025 03:03:23 UTC

Sponsored by: Execulink Telecom

Like this site? We accept donations via PayPal.