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:

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
406-813 A Belgrade MT BLNGMTWEAMD  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 650   2011-11-01   
406-813 0 Belgrade MT   994E BANDWIDTH.COM CLEC, LLC - MT 650   2015-03-21   
406-813 1 Belgrade MT   994E BANDWIDTH.COM CLEC, LLC - MT 650   2012-09-09   
406-813 3 Belgrade MT   7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 650   2011-11-01   
406-813 4 Belgrade MT   7575 CENTURYLINK COMMUNICATIONS LLC 650   2016-08-10   
406-813 5 Belgrade MT   453F ONVOY, LLC MT 650   2012-12-17   
406-813 6 Belgrade MT   453F ONVOY, LLC MT 650   2012-12-17   
406-813 7 Belgrade MT   453F ONVOY, LLC MT 650   2012-12-17   
406-813 8 Belgrade MT   008E BRESNAN BROADBAND OF MONTANA, LLC - MT (CHARTER) 650   2012-03-13   
406-813 9 Belgrade MT   073H TELNYX LLC 650   2017-03-31   

Last updated: Sat, 11 Jul 2020 20:37:26 UTC

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