Local Calling Guide

Area code/prefix search

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NPA: 406 [Rate centres in NPA 406] [Dial plan for NPA 406]

NXX: 837

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
406-837 A Bigfork MT BGFKMTXCRS0  2249 CENTURYTEL OF MONTANA, INC. DBA CENTURYLINK 648      
406-837 0 Bigfork MT BGFKMTXCRS0  2249 CENTURYTEL OF MONTANA, INC. DBA CENTURYLINK 648      
406-837 1 Bigfork MT BGFKMTXCRS0  2249 CENTURYTEL OF MONTANA, INC. DBA CENTURYLINK 648      
406-837 2 Bigfork MT BGFKMTXCRS0  2249 CENTURYTEL OF MONTANA, INC. DBA CENTURYLINK 648      
406-837 3 Bigfork MT BGFKMTXCRS0  2249 CENTURYTEL OF MONTANA, INC. DBA CENTURYLINK 648      
406-837 4 Bigfork MT BGFKMTXCRS0  2249 CENTURYTEL OF MONTANA, INC. DBA CENTURYLINK 648      
406-837 5 Bigfork MT BGFKMTXCRS0  2249 CENTURYTEL OF MONTANA, INC. DBA CENTURYLINK 648      
406-837 6 Bigfork MT BGFKMTXCRS0  2249 CENTURYTEL OF MONTANA, INC. DBA CENTURYLINK 648      
406-837 7 Bigfork MT BGFKMTXCRS0  2249 CENTURYTEL OF MONTANA, INC. DBA CENTURYLINK 648      
406-837 8 Bigfork MT HLNAMTMAUMD  508J CENTURYLINK COMMUNICATIONS, LLC 648   2014-05-24   
406-837 9 Bigfork MT GRFLMTMA7MD  453F ONVOY, LLC - MT 648   2019-10-28   

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

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