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: 325

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
406-325 A Billings MT BLNGMTMAX6X  732J NUSO, LLC 650      
406-325 0 Billings MT   939H COMMIO, LLC 650      
406-325 1 Billings MT BLNGMTMAX6X  732J NUSO, LLC 650      
406-325 2 Billings MT   939H COMMIO, LLC 650      
406-325 3 Billings MT   939H COMMIO, LLC 650      
406-325 4 Billings MT BLNGMT20PS0  4222 ELECTRIC LIGHTWAVE LLC DBA ALLSTREAM 650      
406-325 5 Billings MT   145J TERRA NOVA TELECOM INC. 650      
406-325 6 Billings MT BLNGMTAS9MD  453F ONVOY, LLC - MT 650      
406-325 7 Billings MT BLNGMTMALMD  994E BANDWIDTH.COM CLEC, LLC - MT 650      
406-325 8 Billings MT BLNGMT20PS0  4222 ELECTRIC LIGHTWAVE LLC DBA ALLSTREAM 650      
406-325 9 Billings MT   939H COMMIO, LLC 650      

Last updated: Wed, 20 Nov 2024 21:20:06 UTC

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