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.

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 FLRNMOXAPS0  1885 WINDSTREAM MISSOURI, INC. 524      
660-368 1 Florence MO FLRNMOXAPS0  1885 WINDSTREAM MISSOURI, INC. 524      
660-368 2 Florence MO FLRNMOXAPS0  1885 WINDSTREAM MISSOURI, INC. 524      
660-368 3 Florence MO KSCYMO55XXX  093F ONVOY, LLC - MO 524      
660-368 4 Florence MO FLRNMOXAPS0  1885 WINDSTREAM MISSOURI, INC. 524      
660-368 5 Florence MO KSCZMODR3MD  4932 LEVEL 3 COMMUNICATIONS, LLC - MO 524      
660-368 6 Florence MO KSCYMO55XXX  093F ONVOY, LLC - MO 524      
660-368 7 Florence MO KSCYMO55XXX  093F ONVOY, LLC - MO 524      
660-368 9 Florence MO FLRNMOXAPS0  1885 WINDSTREAM MISSOURI, INC. 524      

Last updated: Wed, 20 Nov 2024 21:20:06 UTC

Sponsored by: Callcentric - VoIP Internet phone service

Like this site? We accept donations via PayPal.