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: CLEYOHIGDS2

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
440-348 A Trinity OH 7520 XO OHIO, INC. 320      
440-348 0 Trinity OH 7520 XO OHIO, INC. 320      
440-348 1 Trinity OH 7520 XO OHIO, INC. 320      
440-348 2 Trinity OH 7520 XO OHIO, INC. 320      
440-348 5 Trinity OH 7520 XO OHIO, INC. 320   2005-04-11   
440-583 A Bedford OH 7520 XO OHIO, INC. 320      
440-583 0 Bedford OH 7520 XO OHIO, INC. 320   2017-04-24   

Last updated: Sun, 06 Oct 2024 02:51:32 UTC

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