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
810-420 1 Marine City MI 6120 LEVEL 3 COMMUNICATIONS, LLC - MI 340   2005-02-24   
810-420 4 Marine City MI 6120 LEVEL 3 COMMUNICATIONS, LLC - MI 340      
810-433 A Fenton MI 6120 LEVEL 3 COMMUNICATIONS, LLC - MI 340      
810-433 0 Fenton MI 6120 LEVEL 3 COMMUNICATIONS, LLC - MI 340      
810-433 7 Fenton MI 6120 LEVEL 3 COMMUNICATIONS, LLC - MI 340      
810-462 6 Yale MI 6120 LEVEL 3 COMMUNICATIONS, LLC - MI 340   2021-11-23   
810-471 A Flint MI 6120 LEVEL 3 COMMUNICATIONS, LLC - MI 340      
810-471 3 Flint MI 6120 LEVEL 3 COMMUNICATIONS, LLC - MI 340   2004-09-14   
810-471 4 Flint MI 6120 LEVEL 3 COMMUNICATIONS, LLC - MI 340      
810-475 2 Brown City MI 6120 LEVEL 3 COMMUNICATIONS, LLC - MI 340   2012-11-12   
810-476 A Applegate MI 6120 LEVEL 3 COMMUNICATIONS, LLC - MI 340      
810-476 4 Applegate MI 6120 LEVEL 3 COMMUNICATIONS, LLC - MI 340      
810-476 9 Applegate MI 6120 LEVEL 3 COMMUNICATIONS, LLC - MI 340   2006-07-23   
810-479 A Port Huron MI 6120 LEVEL 3 COMMUNICATIONS, LLC - MI 340      
810-479 0 Port Huron MI 6120 LEVEL 3 COMMUNICATIONS, LLC - MI 340   2005-01-13   
810-479 4 Port Huron MI 6120 LEVEL 3 COMMUNICATIONS, LLC - MI 340      
810-479 5 Port Huron MI 6120 LEVEL 3 COMMUNICATIONS, LLC - MI 340   2005-02-10   
810-487 4 Flushing MI 6120 LEVEL 3 COMMUNICATIONS, LLC - MI 340   2006-05-31   
810-496 A Flint MI 6120 LEVEL 3 COMMUNICATIONS, LLC - MI 340      
810-496 0 Flint MI 6120 LEVEL 3 COMMUNICATIONS, LLC - MI 340      
810-496 1 Flint MI 6120 LEVEL 3 COMMUNICATIONS, LLC - MI 340      
810-496 2 Flint MI 6120 LEVEL 3 COMMUNICATIONS, LLC - MI 340      
810-496 3 Flint MI 6120 LEVEL 3 COMMUNICATIONS, LLC - MI 340      
810-496 4 Flint MI 6120 LEVEL 3 COMMUNICATIONS, LLC - MI 340      
810-496 5 Flint MI 6120 LEVEL 3 COMMUNICATIONS, LLC - MI 340      
810-496 6 Flint MI 6120 LEVEL 3 COMMUNICATIONS, LLC - MI 340      
810-496 8 Flint MI 6120 LEVEL 3 COMMUNICATIONS, LLC - MI 340      
810-503 0 Davison MI 6120 LEVEL 3 COMMUNICATIONS, LLC - MI 340   2005-01-11   
810-503 4 Davison MI 6120 LEVEL 3 COMMUNICATIONS, LLC - MI 340   2003-03-22   
810-515 7 Flint MI 6120 LEVEL 3 COMMUNICATIONS, LLC - MI 340   2005-04-28   
810-515 8 Flint MI 6120 LEVEL 3 COMMUNICATIONS, LLC - MI 340   2005-04-28   
810-519 A Fenton MI 6120 LEVEL 3 COMMUNICATIONS, LLC - MI 340      
810-519 4 Fenton MI 6120 LEVEL 3 COMMUNICATIONS, LLC - MI 340      
810-535 7 Memphis MI 6120 LEVEL 3 COMMUNICATIONS, LLC - MI 340   2006-11-28   
810-545 4 Columbiaville MI 6120 LEVEL 3 COMMUNICATIONS, LLC - MI 340   2006-09-16   
810-545 5 Columbiaville MI 6120 LEVEL 3 COMMUNICATIONS, LLC - MI 340   2008-11-12   
810-547 2 Clio-Mount Morris MI 6120 LEVEL 3 COMMUNICATIONS, LLC - MI 340   2012-12-29   
810-547 5 Clio-Mount Morris MI 6120 LEVEL 3 COMMUNICATIONS, LLC - MI 340   2006-05-31   
810-584 A Grand Blanc MI 6120 LEVEL 3 COMMUNICATIONS, LLC - MI 340      
810-584 0 Grand Blanc MI 6120 LEVEL 3 COMMUNICATIONS, LLC - MI 340      
810-584 1 Grand Blanc MI 6120 LEVEL 3 COMMUNICATIONS, LLC - MI 340      
810-620 8 Flint MI 6120 LEVEL 3 COMMUNICATIONS, LLC - MI 340   2010-12-10   
810-626 A Brighton MI 6120 LEVEL 3 COMMUNICATIONS, LLC - MI 340      
810-626 4 Brighton MI 6120 LEVEL 3 COMMUNICATIONS, LLC - MI 340      
810-634 7 New Lothrop MI 6120 LEVEL 3 COMMUNICATIONS, LLC - MI 340   2013-11-06   
810-637 A St Clair MI 6120 LEVEL 3 COMMUNICATIONS, LLC - MI 340      
810-637 4 St Clair MI 6120 LEVEL 3 COMMUNICATIONS, LLC - MI 340   2004-01-17   
810-637 5 St Clair MI 6120 LEVEL 3 COMMUNICATIONS, LLC - MI 340   2005-05-29   
810-644 0 Swartz Creek MI 6120 LEVEL 3 COMMUNICATIONS, LLC - MI 340   2006-09-25   
810-655 9 Rankin MI 6120 LEVEL 3 COMMUNICATIONS, LLC - MI 340   2006-09-25   

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

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