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: WAYNMIMNDS0

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
734-326 A Wayne MI 9323 MICHIGAN BELL TEL CO 340      
734-467 A Wayne MI 9323 MICHIGAN BELL TEL CO 340      
734-595 A Wayne MI 9323 MICHIGAN BELL TEL CO 340      
734-641 A Wayne MI 9323 MICHIGAN BELL TEL CO 340      
734-721 A Wayne MI 9323 MICHIGAN BELL TEL CO 340      
734-722 A Wayne MI 9323 MICHIGAN BELL TEL CO 340      
734-727 A Wayne MI 9323 MICHIGAN BELL TEL CO 340      
734-728 A Wayne MI 9323 MICHIGAN BELL TEL CO 340      
734-729 A Wayne MI 9323 MICHIGAN BELL TEL CO 340      

Last updated: Thu, 29 Jan 2026 14:35:03 UTC

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