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.


NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
269-487 A Benton Harbor MI 1200 TALK AMERICA INC. - MI 348      
616-477 A Grand Rapids MI 1200 TALK AMERICA INC. - MI 348   2004-12-23   
616-730 A Byron Center MI 1200 TALK AMERICA INC. - MI 348   2007-09-14   

Last updated: Sat, 10 Oct 2020 02:22:41 UTC

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