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
313-305 A Detroit Zone 3 MI FMHLMIDWDS0  7701 PHONE MICHIGAN 340      
313-305 0 Detroit Zone 3 MI   7701 PHONE MICHIGAN 340      
313-305 1 Detroit Zone 3 MI   7701 PHONE MICHIGAN 340      
313-305 2 Detroit Zone 3 MI   1200 TALK AMERICA INC. - MI 340   2005-11-07   
313-305 3 Detroit Zone 3 MI   1200 TALK AMERICA INC. - MI 340   2006-01-10   
313-305 4 Detroit Zone 3 MI   8935 COMCAST PHONE OF MICHIGAN, LLC - MI 340   2008-04-03   
313-305 5 Detroit Zone 3 MI   7701 PHONE MICHIGAN 340      
313-305 6 Detroit Zone 3 MI   7701 PHONE MICHIGAN 340      
313-305 7 Detroit Zone 3 MI   8935 COMCAST PHONE OF MICHIGAN, LLC - MI 340   2008-11-03   
313-305 8 Detroit Zone 3 MI   7701 PHONE MICHIGAN 340      
313-305 9 Detroit Zone 3 MI   7701 PHONE MICHIGAN 340      

Last updated: Sat, 11 Jul 2020 20:37:26 UTC

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