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: ATHNMIATRSA

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
269-729 A Athens MI 9323 MICHIGAN BELL TEL CO 348      
269-729 4 Athens MI 9323 MICHIGAN BELL TEL CO 348      
269-729 5 Athens MI 9323 MICHIGAN BELL TEL CO 348      
269-729 9 Athens MI 9323 MICHIGAN BELL TEL CO 348      

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

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