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: PLMOINXAX9X

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
574-391 A Kewanna IN 732J NUSO, LLC 332      
574-391 1 Kewanna IN 732J NUSO, LLC 332   2022-12-11   
574-391 2 Kewanna IN 732J NUSO, LLC 332   2024-09-23   

Last updated: Sun, 27 Apr 2025 12:48:38 UTC

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