Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 406 [Rate centres in NPA 406] [Dial plan for NPA 406]

NXX: 642

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
406-642 A Victor MT VCTRMTMARS1  9636 QWEST CORPORATION 648      
406-642 0 Victor MT GRFLMTMA7MD  453F ONVOY, LLC - MT 648   2019-09-15   
406-642 2 Victor MT VCTRMTMARS1  9636 QWEST CORPORATION 648      
406-642 3 Victor MT VCTRMTMARS1  9636 QWEST CORPORATION 648      
406-642 4 Victor MT GRFLMTMA7MD  453F ONVOY, LLC - MT 648   2019-09-15   
406-642 5 Victor MT HLNAMTMAUMD  508J CENTURYLINK COMMUNICATIONS, LLC 648   2014-05-24   
406-642 6 Victor MT VCTRMTMARS1  9636 QWEST CORPORATION 648      
406-642 7 Victor MT GRFLMTMA7MD  453F ONVOY, LLC - MT 648   2007-03-19   
406-642 8 Victor MT GRFLMTMA7MD  453F ONVOY, LLC - MT 648   2011-10-24   
406-642 9 Victor MT VCTRMTMARS1  9636 QWEST CORPORATION 648      

Last updated: Tue, 16 Apr 2024 01:38:01 UTC

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