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: IRTNOH5353C

Remotes:

Switch Switch name Switch type
ARABOH64RS1  ARABIA  RSC 
SPNTOH37RS1  SOUTH POINT  RSC 
NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
740-532 A Ironton OH 9321 AMERITECH OHIO 324      
740-533 A Ironton OH 9321 AMERITECH OHIO 324      
740-534 A Ironton OH 9321 AMERITECH OHIO 324      
740-547 A Ironton OH 9321 AMERITECH OHIO 324      

Last updated: Mon, 24 May 2021 01:28:43 UTC

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