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.
  • If you want to search an entire area code regardless of activity, leave both the next and past days fields set to zero.

Switch: MRQTMIMNCMD

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NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
906-847 1 Mackinac Island MI 6120 LEVEL 3 COMMUNICATIONS, LLC - MI 342   2005-03-19   
906-875 9 Crystal Falls MI 6120 LEVEL 3 COMMUNICATIONS, LLC - MI 342   2018-12-10   
906-914 A Menominee MI 6120 LEVEL 3 COMMUNICATIONS, LLC - MI 342      
906-914 0 Menominee MI 6120 LEVEL 3 COMMUNICATIONS, LLC - MI 342      
906-914 4 Menominee MI 6120 LEVEL 3 COMMUNICATIONS, LLC - MI 342   2005-03-18   
906-914 9 Menominee MI 6120 LEVEL 3 COMMUNICATIONS, LLC - MI 342      
906-934 6 Calumet MI 6120 LEVEL 3 COMMUNICATIONS, LLC - MI 342   2006-02-26   
906-934 8 Calumet MI 6120 LEVEL 3 COMMUNICATIONS, LLC - MI 342   2018-09-14   
906-978 7 Gulliver MI 6120 LEVEL 3 COMMUNICATIONS, LLC - MI 342   2018-03-09   
906-984 A St Ignace MI 6120 LEVEL 3 COMMUNICATIONS, LLC - MI 342      
906-984 0 St Ignace MI 6120 LEVEL 3 COMMUNICATIONS, LLC - MI 342   2014-09-06   
906-984 4 St Ignace MI 6120 LEVEL 3 COMMUNICATIONS, LLC - MI 342   2005-03-19   

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

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