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: 215

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
406-215 A Missoula MT GRFLMTMASMD  622J SKYE TELECOM LLC DBA SKYETEL 648      
406-215 0 Missoula MT HLNAMTMAUMD  508J CENTURYLINK COMMUNICATIONS, LLC 648   2023-02-23   
406-215 1 Missoula MT GRFLMTMA7MD  453F ONVOY, LLC - MT 648   2012-12-15   
406-215 2 Missoula MT GRFLMTMA7MD  453F ONVOY, LLC - MT 648   2012-12-15   
406-215 3 Missoula MT GRFLMTMA7MD  453F ONVOY, LLC - MT 648   2012-12-15   
406-215 4 Missoula MT GRFLMTMA7MD  453F ONVOY, LLC - MT 648   2012-12-15   
406-215 5 Missoula MT MSSLMTMACMD  5562 METROPCS, INC. 648   2017-03-27   
406-215 6 Missoula MT MSSLMTMACMD  5562 METROPCS, INC. 648   2017-03-27   
406-215 7 Missoula MT MSSLMTMACMD  6529 T-MOBILE USA, INC. 648   2021-02-21   
406-215 8 Missoula MT GRFLMTMASMD  622J SKYE TELECOM LLC DBA SKYETEL 648   2021-11-04   
406-215 9 Missoula MT GRFLMTMA7MD  453F ONVOY, LLC - MT 648   2017-11-17   

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

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