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.

Dalton, MO

NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
660-378 A KSCYMO03AMD  145J TERRA NOVA TELECOM INC. 524      
660-378 2 KSCYMO55DSG  225F PEERLESS NETWORK OF MISSOURI, LLC - MO 524   2014-04-25   
660-544 A DLTNMOXARS0  1151 BRIGHTSPEED OF EAST MISSOURI, LLC 524      
660-544 2 DLTNMOXARS0  1151 BRIGHTSPEED OF EAST MISSOURI, LLC 524      

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

Sponsored by: LES.NET

Like this site? We accept donations via PayPal.