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: AYRSIAXORS0

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
712-426 A Ayrshire IA 1105 AYRSHIRE FARMERS MUTUAL TEL. CO. 630      
712-835 A Gillett Grove IA 1105 AYRSHIRE FARMERS MUTUAL TEL. CO. 630      

Last updated: Sun, 07 Dec 2025 22:02:11 UTC

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