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
248-987 5 Farmington MI 6120 LEVEL 3 COMMUNICATIONS, LLC - MI 340   2012-02-23   
248-997 A Auburn Heights MI 6120 LEVEL 3 COMMUNICATIONS, LLC - MI 340      
248-997 1 Auburn Heights MI 6120 LEVEL 3 COMMUNICATIONS, LLC - MI 340      
248-997 2 Auburn Heights MI 6120 LEVEL 3 COMMUNICATIONS, LLC - MI 340      
248-997 3 Auburn Heights MI 6120 LEVEL 3 COMMUNICATIONS, LLC - MI 340      
248-997 4 Auburn Heights MI 6120 LEVEL 3 COMMUNICATIONS, LLC - MI 340      
248-997 5 Auburn Heights MI 6120 LEVEL 3 COMMUNICATIONS, LLC - MI 340      
248-997 7 Auburn Heights MI 6120 LEVEL 3 COMMUNICATIONS, LLC - MI 340      
248-997 8 Auburn Heights MI 6120 LEVEL 3 COMMUNICATIONS, LLC - MI 340      
313-202 4 Detroit Zone 1 MI 6120 LEVEL 3 COMMUNICATIONS, LLC - MI 340   2011-04-12   
313-202 9 Detroit Zone 1 MI 6120 LEVEL 3 COMMUNICATIONS, LLC - MI 340   2010-08-09   
313-208 7 Detroit Zone 1 MI 6120 LEVEL 3 COMMUNICATIONS, LLC - MI 340   2011-05-29   
313-214 2 Detroit Zone 5 MI 6120 LEVEL 3 COMMUNICATIONS, LLC - MI 340   2013-07-20   
313-221 5 Detroit Zone 1 MI 6120 LEVEL 3 COMMUNICATIONS, LLC - MI 340   2010-05-17   
313-221 8 Detroit Zone 1 MI 6120 LEVEL 3 COMMUNICATIONS, LLC - MI 340   2006-01-08   
313-221 9 Detroit Zone 1 MI 6120 LEVEL 3 COMMUNICATIONS, LLC - MI 340   2006-01-08   
313-228 A Detroit Zone 6 MI 6120 LEVEL 3 COMMUNICATIONS, LLC - MI 340      
313-228 1 Detroit Zone 6 MI 6120 LEVEL 3 COMMUNICATIONS, LLC - MI 340      
313-228 8 Detroit Zone 6 MI 6120 LEVEL 3 COMMUNICATIONS, LLC - MI 340      
313-244 0 Detroit Zone 5 MI 6120 LEVEL 3 COMMUNICATIONS, LLC - MI 340   2008-01-29   
313-254 A Detroit Zone 6 MI 6120 LEVEL 3 COMMUNICATIONS, LLC - MI 340      
313-254 0 Detroit Zone 6 MI 6120 LEVEL 3 COMMUNICATIONS, LLC - MI 340   2006-01-16   
313-254 4 Detroit Zone 6 MI 6120 LEVEL 3 COMMUNICATIONS, LLC - MI 340      
313-263 3 Detroit Zone 1 MI 6120 LEVEL 3 COMMUNICATIONS, LLC - MI 340   2004-08-12   
313-263 4 Detroit Zone 1 MI 6120 LEVEL 3 COMMUNICATIONS, LLC - MI 340   2004-07-12   
313-263 5 Detroit Zone 1 MI 6120 LEVEL 3 COMMUNICATIONS, LLC - MI 340   2014-03-03   
313-263 6 Detroit Zone 1 MI 6120 LEVEL 3 COMMUNICATIONS, LLC - MI 340   2020-09-04   
313-265 2 Detroit Zone 1 MI 6120 LEVEL 3 COMMUNICATIONS, LLC - MI 340   2013-09-06   
313-279 A Detroit Zone 4 MI 6120 LEVEL 3 COMMUNICATIONS, LLC - MI 340      
313-279 0 Detroit Zone 4 MI 6120 LEVEL 3 COMMUNICATIONS, LLC - MI 340      
313-279 1 Detroit Zone 4 MI 6120 LEVEL 3 COMMUNICATIONS, LLC - MI 340      
313-279 5 Detroit Zone 4 MI 6120 LEVEL 3 COMMUNICATIONS, LLC - MI 340      
313-279 6 Detroit Zone 4 MI 6120 LEVEL 3 COMMUNICATIONS, LLC - MI 340      
313-281 A Detroit Zone 3 MI 6120 LEVEL 3 COMMUNICATIONS, LLC - MI 340      
313-281 2 Detroit Zone 3 MI 6120 LEVEL 3 COMMUNICATIONS, LLC - MI 340      
313-281 5 Detroit Zone 3 MI 6120 LEVEL 3 COMMUNICATIONS, LLC - MI 340      
313-281 8 Detroit Zone 3 MI 6120 LEVEL 3 COMMUNICATIONS, LLC - MI 340      
313-281 9 Detroit Zone 3 MI 6120 LEVEL 3 COMMUNICATIONS, LLC - MI 340      
313-329 2 Detroit Zone 1 MI 6120 LEVEL 3 COMMUNICATIONS, LLC - MI 340   2014-10-24   
313-329 5 Detroit Zone 1 MI 6120 LEVEL 3 COMMUNICATIONS, LLC - MI 340   2017-10-22   
313-332 A Detroit Zone 2 MI 6120 LEVEL 3 COMMUNICATIONS, LLC - MI 340      
313-332 4 Detroit Zone 2 MI 6120 LEVEL 3 COMMUNICATIONS, LLC - MI 340      
313-334 A Detroit Zone 3 MI 6120 LEVEL 3 COMMUNICATIONS, LLC - MI 340      
313-334 3 Detroit Zone 3 MI 6120 LEVEL 3 COMMUNICATIONS, LLC - MI 340   2005-02-24   
313-334 4 Detroit Zone 3 MI 6120 LEVEL 3 COMMUNICATIONS, LLC - MI 340      
313-334 6 Detroit Zone 3 MI 6120 LEVEL 3 COMMUNICATIONS, LLC - MI 340   2006-01-05   
313-334 7 Detroit Zone 3 MI 6120 LEVEL 3 COMMUNICATIONS, LLC - MI 340   2006-01-05   
313-335 3 Detroit Zone 1 MI 6120 LEVEL 3 COMMUNICATIONS, LLC - MI 340   2016-07-22   
313-344 A Detroit Zone 2 MI 6120 LEVEL 3 COMMUNICATIONS, LLC - MI 340      
313-344 3 Detroit Zone 2 MI 6120 LEVEL 3 COMMUNICATIONS, LLC - MI 340      

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Last updated: Sat, 10 Oct 2026 15:24:20 UTC

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