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.

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NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
380-333 7 Groveport OH 321J HD CARRIER LLC 324   2020-05-09   
380-333 8 Groveport OH 321J HD CARRIER LLC 324   2020-05-09   
380-799 A Columbus OH 321J HD CARRIER LLC 324      
380-799 9 Columbus OH 321J HD CARRIER LLC 324   2019-03-23   
614-689 4 Dublin OH 321J HD CARRIER LLC 324   2018-01-28   
614-689 9 Dublin OH 321J HD CARRIER LLC 324   2018-01-28   
614-802 4 Worthington OH 321J HD CARRIER LLC 324   2020-05-09   
614-802 8 Worthington OH 321J HD CARRIER LLC 324   2020-05-09   
614-874 5 Dublin OH 321J HD CARRIER LLC 324   2020-05-09   
614-874 8 Dublin OH 321J HD CARRIER LLC 324   2020-05-09   

Last updated: Sun, 26 Jan 2025 15:59:20 UTC

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