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: 258

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
406-258 A Missoula MT MLTWMTMARS1  9636 QWEST CORPORATION 648      
406-258 0 Missoula MT GRFLMTMA7MD  453F ONVOY, LLC - MT 648      
406-258 1 Missoula MT MSSLMTMADS0  9636 QWEST CORPORATION 648      
406-258 2 Missoula MT MLTWMTMARS1  9636 QWEST CORPORATION 648      
406-258 3 Missoula MT MSSLMTMADS0  9636 QWEST CORPORATION 648      
406-258 4 Missoula MT MSSLMTMADS0  9636 QWEST CORPORATION 648      
406-258 5 Missoula MT MLTWMTMARS1  9636 QWEST CORPORATION 648      
406-258 6 Missoula MT MLTWMTMARS1  9636 QWEST CORPORATION 648      
406-258 7 Missoula MT GRFLMTMA7MD  453F ONVOY, LLC - MT 648      
406-258 8 Missoula MT MSSLMTMACMD  6529 T-MOBILE USA, INC. 648      
406-258 9 Missoula MT MLTWMTMARS1  9636 QWEST CORPORATION 648      

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

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