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: 308

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
406-308 A Cascade MT HLNAMTMAX1X  6564 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MT 648      
406-308 0 Cascade MT GRFLMTMAHMD  073H TELNYX LLC 648      
406-308 1 Cascade MT GRFLMTMA7MD  453F ONVOY, LLC - MT 648      
406-308 2 Cascade MT GRFLMTMA7MD  453F ONVOY, LLC - MT 648      
406-308 3 Cascade MT GRFLMTMA7MD  453F ONVOY, LLC - MT 648      
406-308 4 Cascade MT GRFLMTMA7MD  453F ONVOY, LLC - MT 648      
406-308 5 Cascade MT GRFLMTMA7MD  453F ONVOY, LLC - MT 648      
406-308 6 Cascade MT GRFLMTMA7MD  453F ONVOY, LLC - MT 648      
406-308 7 Cascade MT HLNAMTMAUMD  508J CENTURYLINK COMMUNICATIONS, LLC 648      
406-308 8 Cascade MT MSSLMTMA0MD  9415 LEVEL 3 COMMUNICATIONS, LLC - MT 648      
406-308 9 Cascade MT HLNAMTMAX1X  6564 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MT 648      

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

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