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
313-431 9 Detroit Zone 4 MI 2964 OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS, LLC 340   2023-09-17   
313-433 A Detroit Zone 5 MI 2964 OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS, LLC 340      
313-433 0 Detroit Zone 5 MI 2964 OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS, LLC 340      
313-433 1 Detroit Zone 5 MI 2964 OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS, LLC 340      
313-433 2 Detroit Zone 5 MI 2964 OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS, LLC 340      
313-433 3 Detroit Zone 5 MI 2964 OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS, LLC 340      
313-433 4 Detroit Zone 5 MI 2964 OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS, LLC 340      
313-433 5 Detroit Zone 5 MI 2964 OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS, LLC 340      
313-433 6 Detroit Zone 5 MI 2964 OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS, LLC 340      
313-433 7 Detroit Zone 5 MI 2964 OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS, LLC 340      
313-433 8 Detroit Zone 5 MI 2964 OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS, LLC 340      
313-433 9 Detroit Zone 5 MI 2964 OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS, LLC 340      
313-437 0 Detroit Zone 4 MI 2964 OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS, LLC 340   2010-10-08   
313-437 5 Detroit Zone 4 MI 2964 OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS, LLC 340   2010-10-08   
313-438 1 Detroit Zone 6 MI 2964 OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS, LLC 340   2014-03-31   
313-438 3 Detroit Zone 6 MI 2964 OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS, LLC 340   2014-03-31   
313-442 2 Detroit Zone 1 MI 2964 OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS, LLC 340   2010-04-30   
313-442 3 Detroit Zone 1 MI 2964 OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS, LLC 340   2010-04-30   
313-442 6 Detroit Zone 1 MI 2964 OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS, LLC 340   2010-09-16   
313-443 A Detroit Zone 6 MI 2964 OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS, LLC 340      
313-445 A Detroit Zone 6 MI 2964 OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS, LLC 340      
313-447 A Detroit Zone 2 MI 2964 OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS, LLC 340      
313-447 6 Detroit Zone 2 MI 2964 OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS, LLC 340   2005-06-01   
313-447 7 Detroit Zone 2 MI 2964 OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS, LLC 340   2005-06-01   
313-447 8 Detroit Zone 2 MI 2964 OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS, LLC 340   2014-10-06   
313-447 9 Detroit Zone 2 MI 2964 OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS, LLC 340   2014-09-27   
313-449 1 Detroit Zone 2 MI 2964 OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS, LLC 340   2004-12-06   
313-449 2 Detroit Zone 2 MI 2964 OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS, LLC 340   2004-12-06   
313-449 3 Detroit Zone 2 MI 2964 OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS, LLC 340   2004-12-06   
313-449 5 Detroit Zone 2 MI 2964 OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS, LLC 340   2005-02-14   
313-449 6 Detroit Zone 2 MI 2964 OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS, LLC 340   2005-02-14   
313-449 7 Detroit Zone 2 MI 2964 OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS, LLC 340   2005-02-25   
313-455 A Detroit Zone 3 MI 2964 OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS, LLC 340      
313-455 0 Detroit Zone 3 MI 2964 OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS, LLC 340   2011-01-07   
313-455 1 Detroit Zone 3 MI 2964 OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS, LLC 340   2011-01-07   
313-455 2 Detroit Zone 3 MI 2964 OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS, LLC 340   2011-02-14   
313-455 4 Detroit Zone 3 MI 2964 OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS, LLC 340   2011-10-14   
313-455 6 Detroit Zone 3 MI 2964 OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS, LLC 340   2011-10-14   
313-455 7 Detroit Zone 3 MI 2964 OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS, LLC 340   2012-02-01   
313-455 8 Detroit Zone 3 MI 2964 OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS, LLC 340   2012-02-01   
313-455 9 Detroit Zone 3 MI 2964 OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS, LLC 340   2011-01-07   
313-456 5 Detroit Zone 1 MI 2964 OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS, LLC 340   2010-09-16   
313-461 A Detroit Zone 5 MI 2964 OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS, LLC 340      
313-461 0 Detroit Zone 5 MI 2964 OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS, LLC 340      
313-461 1 Detroit Zone 5 MI 2964 OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS, LLC 340      
313-461 2 Detroit Zone 5 MI 2964 OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS, LLC 340      
313-461 3 Detroit Zone 5 MI 2964 OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS, LLC 340      
313-461 4 Detroit Zone 5 MI 2964 OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS, LLC 340      
313-461 5 Detroit Zone 5 MI 2964 OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS, LLC 340      
313-461 6 Detroit Zone 5 MI 2964 OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS, LLC 340      

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Last updated: Thu, 05 Feb 2026 23:41:55 UTC

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