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: 479

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
406-479 A Butte MT HLNAMTMAX1X  6564 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MT 648      
406-479 0 Butte MT HLNAMTMAWMD  6529 T-MOBILE USA, INC. 648      
406-479 1 Butte MT HLNAMTMAWMD  6529 T-MOBILE USA, INC. 648      
406-479 2 Butte MT GRFLMTMAKMD  624H ONVOY SPECTRUM, LLC 648      
406-479 3 Butte MT HLNAMTMAX1X  6564 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MT 648      
406-479 4 Butte MT HLNAMTMAX1X  6564 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MT 648      
406-479 5 Butte MT GRFLMTMA7MD  453F ONVOY, LLC - MT 648      
406-479 6 Butte MT GRFLMTMA7MD  453F ONVOY, LLC - MT 648      
406-479 7 Butte MT GRFLMTMA7MD  453F ONVOY, LLC - MT 648      
406-479 8 Butte MT   939H COMMIO, LLC 648      
406-479 9 Butte MT HLNAMTMAWMD  6529 T-MOBILE USA, INC. 648      

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

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