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: 605

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
406-605 A Butte MT MSSLMTMAEMD  073H TELNYX LLC 648      
406-605 0 Butte MT MSSLMTMAEMD  073H TELNYX LLC 648      
406-605 1 Butte MT GRFLMTMAKMD  624H ONVOY SPECTRUM, LLC 648      
406-605 2 Butte MT GRFLMTMAKMD  624H ONVOY SPECTRUM, LLC 648      
406-605 3 Butte MT   453F ONVOY, LLC - MT 648      
406-605 4 Butte MT GRFLMTMA69Z  490J DISH WIRELESS, LLC 648      
406-605 5 Butte MT GRFLMTMAKMD  624H ONVOY SPECTRUM, LLC 648      
406-605 6 Butte MT GRFLMTMAKMD  624H ONVOY SPECTRUM, LLC 648      
406-605 7 Butte MT GRFLMTMAKMD  624H ONVOY SPECTRUM, LLC 648      
406-605 8 Butte MT GRFLMTMAKMD  624H ONVOY SPECTRUM, LLC 648      
406-605 9 Butte MT GRFLMTMAKMD  624H ONVOY SPECTRUM, LLC 648      

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

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