Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 313 [Rate centres in NPA 313] [Dial plan for NPA 313]

NXX:

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
313-404 A Detroit Zone 5 MI DTRTMIAPG00  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 340      
313-404 0 Detroit Zone 5 MI   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 340      
313-404 1 Detroit Zone 5 MI   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 340   2004-11-15   
313-404 2 Detroit Zone 5 MI   6664 SPRINT SPECTRUM L.P. 340   2010-07-15   
313-404 3 Detroit Zone 5 MI   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 340   2004-11-15   
313-404 4 Detroit Zone 5 MI   3535 ACD TELECOM, INC. - MI 340   2005-12-08   
313-404 5 Detroit Zone 5 MI   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 340      
313-404 6 Detroit Zone 5 MI   2964 OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS LLC 340   2009-12-04   
313-404 7 Detroit Zone 5 MI   8685 US XCHANGE OF MICHIGAN LLC DBA CHOICE ONE COMM MI 340   2009-10-15   
313-404 8 Detroit Zone 5 MI   2964 OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS LLC 340   2009-12-04   
313-404 9 Detroit Zone 5 MI   6664 SPRINT SPECTRUM L.P. 340   2010-07-15   

Last updated: Tue, 31 Dec 2019 02:37:20 UTC

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