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: BTSTOKXARP0

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
580-241 A Battiest OK 1965 WINDSTREAM OKLAHOMA, INC. 536      

Last updated: Sat, 15 Nov 2025 03:38:44 UTC

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