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: 213

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
406-213 A Colstrip MT BLNGMTWE6MD  9415 LEVEL 3 COMMUNICATIONS, LLC - MT 650      
406-213 0 Colstrip MT BLNGMTWE6MD  9415 LEVEL 3 COMMUNICATIONS, LLC - MT 650      
406-213 1 Colstrip MT BLNGMTAS9MD  453F ONVOY, LLC - MT 650   2020-11-10   
406-213 2 Colstrip MT BLNGMT939MD  145J TERRA NOVA TELECOM INC. 650   2022-12-17   
406-213 3 Colstrip MT BLNGMTMALMD  994E BANDWIDTH.COM CLEC, LLC - MT 650   2015-03-21   
406-213 4 Colstrip MT BLNGMTWE6MD  9415 LEVEL 3 COMMUNICATIONS, LLC - MT 650      
406-213 5 Colstrip MT BLNGMTMALMD  994E BANDWIDTH.COM CLEC, LLC - MT 650   2015-04-25   
406-213 6 Colstrip MT BLNGMTMALMD  994E BANDWIDTH.COM CLEC, LLC - MT 650   2015-05-31   
406-213 7 Colstrip MT BLNGMTAS9MD  453F ONVOY, LLC - MT 650   2011-05-14   
406-213 8 Colstrip MT BLNGMTMALMD  994E BANDWIDTH.COM CLEC, LLC - MT 650   2017-08-17   
406-213 9 Colstrip MT BLNGMTMALMD  994E BANDWIDTH.COM CLEC, LLC - MT 650   2018-04-07   

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

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