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: LTRKARZO3MD

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
479-999 A Mena AR 145J TERRA NOVA TELECOM INC. 528      
501-900 A Little Rock AR 145J TERRA NOVA TELECOM INC. 528      
501-999 A Beebe AR 145J TERRA NOVA TELECOM INC. 528      

Last updated: Thu, 01 Jan 2026 03:59:49 UTC

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