Local Calling Guide

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Mackinaw City, MI

NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
231-319 A GDRPMIBQDS1  4632 TELNET WORLDWIDE, INC. 348      
231-427 A GDRPMIBL07Z  516C AT&T CORP. 348   2011-10-01   
231-427 0   543C ONVOY, LLC - MI 348   2013-01-03   
231-427 1   116F PENINSULA FIBER NETWORK, LLC - MI 348   2015-06-18   
231-427 2   543C ONVOY, LLC - MI 348   2012-06-01   
231-427 3   770E TELEPORT COMMUNICATIONS AMERICA, LLC - MI 348   2016-10-10   
231-427 4   543C ONVOY, LLC - MI 348   2013-03-18   
231-427 5   543C ONVOY, LLC - MI 348   2016-03-23   
231-427 6   7575 CENTURYLINK COMMUNICATIONS LLC 348   2015-09-15   
231-427 7   516C AT&T CORP. 348   2011-10-01   
231-427 8   543C ONVOY, LLC - MI 348   2016-03-23   
231-427 9   933G PEERLESS NETWORK OF MICHIGAN, LLC - MI 348   2015-12-24   
231-436 A MCCYMIMNRSA  9323 AMERITECH MICHIGAN 348      
231-436 0   3535 ACD TELECOM, INC. - MI 348   2005-02-11   
231-436 1   6120 LEVEL 3 COMMUNICATIONS, LLC - MI 348   2004-07-17   
231-436 2   0975 LONG DISTANCE OF MICHIGAN, INC. DBA LDMI - MI 348   2004-02-10   
231-436 3   1200 TALK AMERICA INC. - MI 348   2006-01-11   
231-436 4   9323 AMERITECH MICHIGAN 348      
231-436 5   9323 AMERITECH MICHIGAN 348      
231-436 6   351D CHARTER FIBERLINK - MICHIGAN, LLC - MI 348   2008-05-15   
231-436 7   9323 AMERITECH MICHIGAN 348      
231-436 8   9323 AMERITECH MICHIGAN 348      
231-436 9   9323 AMERITECH MICHIGAN 348      
231-635 A GDRPMIBLX8Z  2550 123 NET, INC. 348      

Last updated: Tue, 31 Dec 2019 02:37:20 UTC

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