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.

Hallsville, OH

NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
740-655 A HLVLOHXARS1  0597 CHILLICOTHE TEL. CO. 324      
740-655 0 HLVLOHXARS1  0597 CHILLICOTHE TEL. CO. 324      
740-655 2 HLVLOHXARS1  0597 CHILLICOTHE TEL. CO. 324      
740-655 3 HLVLOHXARS1  0597 CHILLICOTHE TEL. CO. 324      
740-655 4 CLMKOHPE0MD  793K TWC IP ENABLED SERVICES, LLC 324   2007-10-16   
740-655 5 CLMDOH44JMD  965H FRACTEL, LLC 324   2020-03-07   
740-655 7 HLVLOHXARS1  0597 CHILLICOTHE TEL. CO. 324      
740-655 8 CLMDOHZI6MD  4863 LEVEL 3 COMMUNICATIONS, LLC - OH 324   2024-02-25   

Last updated: Sun, 01 Jun 2025 02:18:11 UTC

Sponsored by: VoIP.ms

Like this site? We accept donations via PayPal.