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: ALNAPAAC2MD

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
582-224 A Windber PA 939H COMMIO, LLC 230      
582-249 A Carrolltown PA 939H COMMIO, LLC 230      
582-250 A Davidsville PA 939H COMMIO, LLC 230      
582-251 A Eldred PA 939H COMMIO, LLC 230      
582-253 A Galeton PA 939H COMMIO, LLC 230      
814-900 A Altoona PA 939H COMMIO, LLC 230      

Last updated: Tue, 13 Jan 2026 21:50:02 UTC

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