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: WRLKMIMNDS0

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
734-449 A Whitmore Lake MI 9323 MICHIGAN BELL TEL CO 340      
734-449 0 Whitmore Lake MI 9323 MICHIGAN BELL TEL CO 340      
734-449 1 Whitmore Lake MI 9323 MICHIGAN BELL TEL CO 340      
734-449 2 Whitmore Lake MI 9323 MICHIGAN BELL TEL CO 340      
734-449 3 Whitmore Lake MI 9323 MICHIGAN BELL TEL CO 340      
734-449 4 Whitmore Lake MI 9323 MICHIGAN BELL TEL CO 340      
734-449 5 Whitmore Lake MI 9323 MICHIGAN BELL TEL CO 340      
734-449 7 Whitmore Lake MI 9323 MICHIGAN BELL TEL CO 340      
734-449 8 Whitmore Lake MI 9323 MICHIGAN BELL TEL CO 340      
734-449 9 Whitmore Lake MI 9323 MICHIGAN BELL TEL CO 340      

Last updated: Tue, 16 Apr 2024 01:38:01 UTC

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