Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
517-618 9 Howell MI 6120 LEVEL 3 COMMUNICATIONS, LLC - MI 340      
517-662 3 Adrian MI 6120 LEVEL 3 COMMUNICATIONS, LLC - MI 340   2014-02-08   
517-682 0 Blissfield MI 6120 LEVEL 3 COMMUNICATIONS, LLC - MI 340   2006-09-01   
517-682 5 Blissfield MI 6120 LEVEL 3 COMMUNICATIONS, LLC - MI 340   2012-06-20   
517-759 1 Adrian MI 6120 LEVEL 3 COMMUNICATIONS, LLC - MI 340   2006-09-01   
517-798 8 Howell MI 6120 LEVEL 3 COMMUNICATIONS, LLC - MI 340   2012-02-24   
586-200 1 Roseville MI 6120 LEVEL 3 COMMUNICATIONS, LLC - MI 340   2013-10-06   
586-200 6 Roseville MI 6120 LEVEL 3 COMMUNICATIONS, LLC - MI 340   2014-08-30   
586-203 A Mount Clemens MI 6120 LEVEL 3 COMMUNICATIONS, LLC - MI 340      
586-203 8 Mount Clemens MI 6120 LEVEL 3 COMMUNICATIONS, LLC - MI 340      
586-203 9 Mount Clemens MI 6120 LEVEL 3 COMMUNICATIONS, LLC - MI 340      
586-207 A Washington MI 6120 LEVEL 3 COMMUNICATIONS, LLC - MI 340      
586-207 2 Washington MI 6120 LEVEL 3 COMMUNICATIONS, LLC - MI 340      
586-207 5 Washington MI 6120 LEVEL 3 COMMUNICATIONS, LLC - MI 340      
586-218 3 Roseville MI 6120 LEVEL 3 COMMUNICATIONS, LLC - MI 340   2004-11-22   
586-221 4 Mount Clemens MI 6120 LEVEL 3 COMMUNICATIONS, LLC - MI 340   2014-05-04   
586-238 4 Roseville MI 6120 LEVEL 3 COMMUNICATIONS, LLC - MI 340   2017-10-01   
586-239 0 Mount Clemens MI 6120 LEVEL 3 COMMUNICATIONS, LLC - MI 340   2008-07-25   
586-244 A New Haven MI 6120 LEVEL 3 COMMUNICATIONS, LLC - MI 340      
586-270 A New Haven MI 6120 LEVEL 3 COMMUNICATIONS, LLC - MI 340      
586-270 4 New Haven MI 6120 LEVEL 3 COMMUNICATIONS, LLC - MI 340      
586-270 5 New Haven MI 6120 LEVEL 3 COMMUNICATIONS, LLC - MI 340      
586-273 A New Baltimore MI 6120 LEVEL 3 COMMUNICATIONS, LLC - MI 340      
586-273 5 New Baltimore MI 6120 LEVEL 3 COMMUNICATIONS, LLC - MI 340      
586-276 7 Warren MI 6120 LEVEL 3 COMMUNICATIONS, LLC - MI 340   2006-06-16   
586-335 4 Roseville MI 6120 LEVEL 3 COMMUNICATIONS, LLC - MI 340   2010-11-26   
586-430 8 Richmond MI 6120 LEVEL 3 COMMUNICATIONS, LLC - MI 340   2014-03-31   
586-435 A Roseville MI 6120 LEVEL 3 COMMUNICATIONS, LLC - MI 340      
586-435 0 Roseville MI 6120 LEVEL 3 COMMUNICATIONS, LLC - MI 340      
586-435 1 Roseville MI 6120 LEVEL 3 COMMUNICATIONS, LLC - MI 340      
586-435 3 Roseville MI 6120 LEVEL 3 COMMUNICATIONS, LLC - MI 340      
586-435 5 Roseville MI 6120 LEVEL 3 COMMUNICATIONS, LLC - MI 340      
586-435 6 Roseville MI 6120 LEVEL 3 COMMUNICATIONS, LLC - MI 340      
586-435 8 Roseville MI 6120 LEVEL 3 COMMUNICATIONS, LLC - MI 340      
586-438 3 Warren MI 6120 LEVEL 3 COMMUNICATIONS, LLC - MI 340   2007-04-19   
586-439 0 Roseville MI 6120 LEVEL 3 COMMUNICATIONS, LLC - MI 340   2007-10-25   
586-439 3 Roseville MI 6120 LEVEL 3 COMMUNICATIONS, LLC - MI 340   2005-09-12   
586-439 5 Roseville MI 6120 LEVEL 3 COMMUNICATIONS, LLC - MI 340   2003-01-12   
586-447 7 Roseville MI 6120 LEVEL 3 COMMUNICATIONS, LLC - MI 340   2007-12-04   
586-477 A Mount Clemens MI 6120 LEVEL 3 COMMUNICATIONS, LLC - MI 340      
586-477 4 Mount Clemens MI 6120 LEVEL 3 COMMUNICATIONS, LLC - MI 340      
586-480 1 Warren MI 6120 LEVEL 3 COMMUNICATIONS, LLC - MI 340   2011-09-24   
586-480 2 Warren MI 6120 LEVEL 3 COMMUNICATIONS, LLC - MI 340   2010-11-27   
586-486 A Center Line MI 6120 LEVEL 3 COMMUNICATIONS, LLC - MI 340      
586-486 3 Center Line MI 6120 LEVEL 3 COMMUNICATIONS, LLC - MI 340   2005-04-15   
586-486 6 Center Line MI 6120 LEVEL 3 COMMUNICATIONS, LLC - MI 340   2005-04-15   
586-486 7 Center Line MI 6120 LEVEL 3 COMMUNICATIONS, LLC - MI 340   2005-04-15   
586-501 A Center Line MI 6120 LEVEL 3 COMMUNICATIONS, LLC - MI 340      
586-501 0 Center Line MI 6120 LEVEL 3 COMMUNICATIONS, LLC - MI 340      
586-501 1 Center Line MI 6120 LEVEL 3 COMMUNICATIONS, LLC - MI 340      

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Last updated: Sat, 01 Aug 2026 03:19:33 UTC

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