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: 763

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
406-763 A Gallatin Gateway MT GLGTMTMARS1  9636 QWEST CORPORATION 650      
406-763 0 Gallatin Gateway MT BLNGMTWE6MD  9415 LEVEL 3 COMMUNICATIONS, LLC - MT 650   2004-11-13   
406-763 1 Gallatin Gateway MT BLNGMTMALMD  994E BANDWIDTH.COM CLEC, LLC - MT 650   2010-02-20   
406-763 2 Gallatin Gateway MT BLNGMTMALMD  994E BANDWIDTH.COM CLEC, LLC - MT 650   2022-02-12   
406-763 3 Gallatin Gateway MT   145J TERRA NOVA TELECOM INC. 650   2020-11-19   
406-763 4 Gallatin Gateway MT GLGTMTMARS1  9636 QWEST CORPORATION 650      
406-763 5 Gallatin Gateway MT GLGTMTMARS1  9636 QWEST CORPORATION 650      
406-763 6 Gallatin Gateway MT BLNGMTMALMD  994E BANDWIDTH.COM CLEC, LLC - MT 650   2009-02-13   
406-763 7 Gallatin Gateway MT BLNGMTAS9MD  453F ONVOY, LLC - MT 650   2007-04-14   
406-763 8 Gallatin Gateway MT BLNGMTMALMD  994E BANDWIDTH.COM CLEC, LLC - MT 650   2011-01-27   
406-763 9 Gallatin Gateway MT GLGTMTMARS1  9636 QWEST CORPORATION 650      

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

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