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: ALNAPAACXMY

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
814-291 A Johnstown PA 6630 USA MOBILITY WIRELESS, INC. 230      
814-567 A Altoona PA 6630 USA MOBILITY WIRELESS, INC. 230      

Last updated: Fri, 25 Jul 2025 03:21:23 UTC

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