Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 906 [Rate centres in NPA 906] [Dial plan for NPA 906]

NXX:

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
906-779 A Iron Mountain MI IRMTMIMNDS0  9323 AMERITECH MICHIGAN 342      
906-779 0 Iron Mountain MI   9323 AMERITECH MICHIGAN 342      
906-779 1 Iron Mountain MI   9323 AMERITECH MICHIGAN 342      
906-779 2 Iron Mountain MI   9323 AMERITECH MICHIGAN 342      
906-779 3 Iron Mountain MI   9323 AMERITECH MICHIGAN 342      
906-779 4 Iron Mountain MI   9323 AMERITECH MICHIGAN 342      
906-779 5 Iron Mountain MI   9323 AMERITECH MICHIGAN 342      
906-779 7 Iron Mountain MI   9323 AMERITECH MICHIGAN 342      
906-779 9 Iron Mountain MI   9323 AMERITECH MICHIGAN 342      

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

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