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
313-624 A Detroit Zone 6 MI DRBRMIORDS0  9323 AMERITECH MICHIGAN 340      
313-624 0 Detroit Zone 6 MI   9323 AMERITECH MICHIGAN 340      
313-624 1 Detroit Zone 6 MI   9323 AMERITECH MICHIGAN 340      
313-624 2 Detroit Zone 6 MI   9323 AMERITECH MICHIGAN 340      
313-624 3 Detroit Zone 6 MI   3535 ACD TELECOM, INC. - MI 340   2010-07-03   
313-624 4 Detroit Zone 6 MI   1200 TALK AMERICA INC. - MI 340   2007-12-11   
313-624 5 Detroit Zone 6 MI   5562 METRO PCS, INC. 340   2008-03-07   
313-624 6 Detroit Zone 6 MI   5562 METRO PCS, INC. 340   2006-01-29   
313-624 7 Detroit Zone 6 MI   5562 METRO PCS, INC. 340   2008-03-07   
313-624 8 Detroit Zone 6 MI   9323 AMERITECH MICHIGAN 340      
313-624 9 Detroit Zone 6 MI   9323 AMERITECH MICHIGAN 340      

Last updated: Sun, 10 Nov 2019 13:49:34 UTC

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