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: WACHOH3333C

Remotes:

Switch Switch name Switch type
BMBGOH43RS1  BLOOMINGBURG  RSC 
JFVLOH42RS1  JEFFERSONVILLE  RSC 
MDVLOH94RS1  MILLEDGEVILLE  RSC 
NHLDOH49RS1  NEW HOLLAND  RSC 
SDLIOH87RS1  SEDALIA  RLC 
NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
740-333 A Washington Court House OH 9321 OHIO BELL TEL CO 324      
740-335 A Washington Court House OH 9321 OHIO BELL TEL CO 324      
740-620 A Washington Court House OH 9321 OHIO BELL TEL CO 324      
740-636 A Washington Court House OH 9321 OHIO BELL TEL CO 324      

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

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