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.
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Plainview, AR

NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
479-272 A DAVLARXADS0  1734 ARKWEST COMMUNICATIONS, INC. 528      

Last updated: Sat, 01 Aug 2026 03:19:33 UTC

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