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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Switch: HRSNARXAPS0

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
870-280 A Harrison AR 1691 WINDSTREAM ARKANSAS, INC. 528      
870-280 1 Harrison AR 1691 WINDSTREAM ARKANSAS, INC. 528   2011-07-29   

Last updated: Sun, 17 May 2026 03:26:51 UTC

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