Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 231 [Rate centres in NPA 231] [Dial plan for NPA 231]

NXX: 392

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
231-392 A Traverse City MI KNWDMIJDAMD  6664 SPRINT SPECTRUM L.P. 348      
231-392 0 Traverse City MI   9323 AMERITECH MICHIGAN 348   2004-03-25   
231-392 1 Traverse City MI   6664 SPRINT SPECTRUM L.P. 348      
231-392 2 Traverse City MI   6664 SPRINT SPECTRUM L.P. 348      
231-392 3 Traverse City MI   6664 SPRINT SPECTRUM L.P. 348      
231-392 4 Traverse City MI   6664 SPRINT SPECTRUM L.P. 348      
231-392 5 Traverse City MI   6664 SPRINT SPECTRUM L.P. 348   2004-10-23   
231-392 6 Traverse City MI   6664 SPRINT SPECTRUM L.P. 348      
231-392 7 Traverse City MI   9323 AMERITECH MICHIGAN 348   2004-03-12   
231-392 8 Traverse City MI   9323 AMERITECH MICHIGAN 348   2004-03-12   
231-392 9 Traverse City MI   6664 SPRINT SPECTRUM L.P. 348      

Last updated: Sun, 04 Apr 2021 19:28:27 UTC

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