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: CLMXMIXIDS2

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
269-438 A Climax MI 0688 CLIMAX TEL. CO. 348      
269-438 0 Climax MI 0688 CLIMAX TEL. CO. 348      
269-438 4 Climax MI 0688 CLIMAX TEL. CO. 348      
269-438 5 Climax MI 0688 CLIMAX TEL. CO. 348      
269-438 8 Climax MI 0688 CLIMAX TEL. CO. 348      
269-438 9 Climax MI 0688 CLIMAX TEL. CO. 348      
269-746 A Climax MI 0688 CLIMAX TEL. CO. 348      

Last updated: Tue, 31 Mar 2026 13:56:49 UTC

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