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: 720

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
406-720 A Colstrip MT BLNGMTWEIMD  6564 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MT 650      
406-720 0 Colstrip MT BLNGMTWEIMD  6564 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MT 650      
406-720 1 Colstrip MT BLNGMTAS9MD  453F ONVOY, LLC - MT 650   2021-07-05   
406-720 2 Colstrip MT BLNGMTAS9MD  453F ONVOY, LLC - MT 650   2019-09-15   
406-720 3 Colstrip MT BLNGMTWEIMD  6564 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MT 650   2012-09-10   
406-720 4 Colstrip MT BLNGMTAS9MD  453F ONVOY, LLC - MT 650   2019-09-15   
406-720 5 Colstrip MT BLNGMTAS9MD  453F ONVOY, LLC - MT 650   2012-12-17   
406-720 6 Colstrip MT BLNGMTAS9MD  453F ONVOY, LLC - MT 650   2012-12-17   
406-720 7 Colstrip MT BLNGMTAS9MD  453F ONVOY, LLC - MT 650   2012-12-17   
406-720 8 Colstrip MT BLNGMTAS9MD  453F ONVOY, LLC - MT 650   2012-12-17   
406-720 9 Colstrip MT BLNGMT933MD  073H TELNYX LLC 650   2018-07-25   

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

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