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.
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Switch: CLMBOH1156Z

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
380-215 A Columbus OH 125J VISION CTS, LLC 324      
380-215 4 Columbus OH 125J VISION CTS, LLC 324   2021-07-10   
380-227 A Worthington OH 125J VISION CTS, LLC 324      
380-228 A Canal Winchester OH 125J VISION CTS, LLC 324      

Last updated: Thu, 16 Oct 2025 03:04:18 UTC

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