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
313-883 A Detroit Zone 3 MI HGPKMITSDS0  9323 AMERITECH MICHIGAN 340      
313-883 0 Detroit Zone 3 MI   9323 AMERITECH MICHIGAN 340      
313-883 1 Detroit Zone 3 MI   9323 AMERITECH MICHIGAN 340      
313-883 2 Detroit Zone 3 MI   9323 AMERITECH MICHIGAN 340      
313-883 3 Detroit Zone 3 MI   9323 AMERITECH MICHIGAN 340      
313-883 4 Detroit Zone 3 MI   9323 AMERITECH MICHIGAN 340      
313-883 5 Detroit Zone 3 MI   0975 LONG DISTANCE OF MICHIGAN, INC. DBA LDMI - MI 340   2008-04-17   
313-883 6 Detroit Zone 3 MI   9323 AMERITECH MICHIGAN 340      
313-883 7 Detroit Zone 3 MI   9323 AMERITECH MICHIGAN 340      
313-883 8 Detroit Zone 3 MI   9323 AMERITECH MICHIGAN 340      
313-883 9 Detroit Zone 3 MI   991E BANDWIDTH.COM CLEC, LLC - MI 340   2012-04-05   

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

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