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.

Switch: CHLCOHXA77G

Remotes:

Switch Switch name Switch type
BNBROHXARS1  BAINBRIDGE  GTR 
BRNVOHXARS1  BOURNEVILLE  GTR 
CLBGOHXARS1  CLARKSBURG  GTR 
FRFTOHXARS1  FRANKFORT  GTR 
HLVLOHXARS1  HALLSVILLE  RSC 
KGTNOHXARS1  KINGSTON  GTR 
LDRYOHXARS1  LONDONDERRY  GTR 
MSVLOHXARS1  MASSIEVILLE  RSC 
RCDLOHXARS1  RICHMONDALE  GTR 
NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
740-540 A Chillicothe OH 0597 CHILLICOTHE TEL. CO. 324      
740-702 A Chillicothe OH 0597 CHILLICOTHE TEL. CO. 324      
740-772 A Chillicothe OH 0597 CHILLICOTHE TEL. CO. 324      
740-773 A Chillicothe OH 0597 CHILLICOTHE TEL. CO. 324      
740-774 A Chillicothe OH 0597 CHILLICOTHE TEL. CO. 324      
740-775 A Chillicothe OH 0597 CHILLICOTHE TEL. CO. 324      
740-779 A Chillicothe OH 0597 CHILLICOTHE TEL. CO. 324      

Last updated: Thu, 01 Jan 2026 03:59:49 UTC

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