Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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Switch: NGNEMIAM7MD

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NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
906-420 8 Gladstone MI 792K CHARTER IP ENABLED SERVICES, LLC 342   2007-04-23   
906-421 1 Skandia MI 792K CHARTER IP ENABLED SERVICES, LLC 342   2018-05-14   
906-422 2 Mackinac Island MI 792K CHARTER IP ENABLED SERVICES, LLC 342   2025-10-05   
906-424 A Menominee MI 792K CHARTER IP ENABLED SERVICES, LLC 342      
906-424 4 Menominee MI 792K CHARTER IP ENABLED SERVICES, LLC 342   2005-11-18   
906-435 8 Chatham MI 792K CHARTER IP ENABLED SERVICES, LLC 342   2018-05-14   
906-441 1 Munising MI 792K CHARTER IP ENABLED SERVICES, LLC 342   2020-09-24   
906-442 A Rudyard MI 792K CHARTER IP ENABLED SERVICES, LLC 342      
906-442 1 Rudyard MI 792K CHARTER IP ENABLED SERVICES, LLC 342      
906-474 2 Rapid River MI 792K CHARTER IP ENABLED SERVICES, LLC 342   2007-04-23   
906-498 3 Hermansville MI 792K CHARTER IP ENABLED SERVICES, LLC 342   2010-10-07   
906-522 1 Ewen MI 792K CHARTER IP ENABLED SERVICES, LLC 342   2019-09-03   
906-523 5 Houghton MI 792K CHARTER IP ENABLED SERVICES, LLC 342   2007-04-23   
906-523 7 Houghton MI 792K CHARTER IP ENABLED SERVICES, LLC 342   2010-09-06   
906-542 5 Channing MI 792K CHARTER IP ENABLED SERVICES, LLC 342   2016-06-12   
906-553 7 Escanaba MI 792K CHARTER IP ENABLED SERVICES, LLC 342   2007-04-23   
906-563 2 Norway MI 792K CHARTER IP ENABLED SERVICES, LLC 342   2007-09-29   
906-663 2 Bessemer MI 792K CHARTER IP ENABLED SERVICES, LLC 342   2007-04-23   
906-723 3 Bark River MI 792K CHARTER IP ENABLED SERVICES, LLC 342   2007-04-23   
906-738 1 Wallace MI 792K CHARTER IP ENABLED SERVICES, LLC 342   2025-10-05   
906-822 9 Amasa MI 792K CHARTER IP ENABLED SERVICES, LLC 342   2025-10-05   
906-828 1 Iron Mountain MI 792K CHARTER IP ENABLED SERVICES, LLC 342   2007-04-23   
906-828 2 Iron Mountain MI 792K CHARTER IP ENABLED SERVICES, LLC 342   2012-04-23   
906-828 7 Iron Mountain MI 792K CHARTER IP ENABLED SERVICES, LLC 342   2019-08-21   
906-934 2 Calumet MI 792K CHARTER IP ENABLED SERVICES, LLC 342   2007-04-23   
906-984 2 St Ignace MI 792K CHARTER IP ENABLED SERVICES, LLC 342   2007-06-18   

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Last updated: Thu, 16 Jul 2026 02:21:55 UTC

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