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
810-671 0 Algonac MI 6120 LEVEL 3 COMMUNICATIONS, LLC - MI 340   2006-10-01   
810-671 5 Algonac MI 6120 LEVEL 3 COMMUNICATIONS, LLC - MI 340   2012-02-23   
810-673 4 Almont MI 6120 LEVEL 3 COMMUNICATIONS, LLC - MI 340   2006-09-01   
810-678 9 Metamora MI 6120 LEVEL 3 COMMUNICATIONS, LLC - MI 340   2006-11-08   
810-683 5 Imlay City MI 6120 LEVEL 3 COMMUNICATIONS, LLC - MI 340   2006-05-31   
810-692 A Byron MI 6120 LEVEL 3 COMMUNICATIONS, LLC - MI 340      
810-692 6 Byron MI 6120 LEVEL 3 COMMUNICATIONS, LLC - MI 340      
810-696 A Lexington MI 6120 LEVEL 3 COMMUNICATIONS, LLC - MI 340      
810-696 9 Lexington MI 6120 LEVEL 3 COMMUNICATIONS, LLC - MI 340      
810-712 4 Croswell MI 6120 LEVEL 3 COMMUNICATIONS, LLC - MI 340   2022-02-20   
810-735 3 Linden MI 6120 LEVEL 3 COMMUNICATIONS, LLC - MI 340   2006-02-23   
810-740 A St Clair MI 6120 LEVEL 3 COMMUNICATIONS, LLC - MI 340      
810-740 4 St Clair MI 6120 LEVEL 3 COMMUNICATIONS, LLC - MI 340   2006-05-06   
810-746 A Hartland MI 6120 LEVEL 3 COMMUNICATIONS, LLC - MI 340      
810-746 0 Hartland MI 6120 LEVEL 3 COMMUNICATIONS, LLC - MI 340      
810-777 5 Flint MI 6120 LEVEL 3 COMMUNICATIONS, LLC - MI 340   2015-11-20   
810-797 1 Hadley MI 6120 LEVEL 3 COMMUNICATIONS, LLC - MI 340   2013-11-06   
810-881 A Peck MI 6120 LEVEL 3 COMMUNICATIONS, LLC - MI 340      
810-881 8 Peck MI 6120 LEVEL 3 COMMUNICATIONS, LLC - MI 340      
810-892 A Marine City MI 6120 LEVEL 3 COMMUNICATIONS, LLC - MI 340      
810-892 9 Marine City MI 6120 LEVEL 3 COMMUNICATIONS, LLC - MI 340      
810-893 5 Flint MI 6120 LEVEL 3 COMMUNICATIONS, LLC - MI 340   2014-04-20   
810-893 7 Flint MI 6120 LEVEL 3 COMMUNICATIONS, LLC - MI 340   2012-02-16   
810-895 A Lapeer MI 6120 LEVEL 3 COMMUNICATIONS, LLC - MI 340      
810-895 4 Lapeer MI 6120 LEVEL 3 COMMUNICATIONS, LLC - MI 340      
810-936 0 Fenton MI 6120 LEVEL 3 COMMUNICATIONS, LLC - MI 340   2005-01-12   
810-936 4 Fenton MI 6120 LEVEL 3 COMMUNICATIONS, LLC - MI 340   2003-08-20   
810-936 5 Fenton MI 6120 LEVEL 3 COMMUNICATIONS, LLC - MI 340   2006-01-05   
810-936 6 Fenton MI 6120 LEVEL 3 COMMUNICATIONS, LLC - MI 340   2006-01-05   
810-991 4 Hartland MI 6120 LEVEL 3 COMMUNICATIONS, LLC - MI 340   2004-02-07   
947-216 3 Farmington MI 6120 LEVEL 3 COMMUNICATIONS, LLC - MI 340   2020-08-07   
947-217 3 Southfield MI 6120 LEVEL 3 COMMUNICATIONS, LLC - MI 340   2020-05-15   
947-219 3 Birmingham MI 6120 LEVEL 3 COMMUNICATIONS, LLC - MI 340   2020-08-07   
947-219 5 Birmingham MI 6120 LEVEL 3 COMMUNICATIONS, LLC - MI 340   2020-10-03   
947-237 A Birmingham MI 6120 LEVEL 3 COMMUNICATIONS, LLC - MI 340      
947-237 2 Birmingham MI 6120 LEVEL 3 COMMUNICATIONS, LLC - MI 340   2021-01-07   
947-600 2 Northville MI 6120 LEVEL 3 COMMUNICATIONS, LLC - MI 340   2020-08-07   
989-461 2 Gaines MI 6120 LEVEL 3 COMMUNICATIONS, LLC - MI 340   2006-05-31   

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

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