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: 625

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
406-625 A Stevensville MT MSSLMTMAX0X  7421 AT&T - LOCAL 648   2024-02-23   
406-625 0 Stevensville MT GRFLMTMA7MD  453F ONVOY, LLC - MT 648   2012-12-17   
406-625 1 Stevensville MT GRFLMTMAHMD  073H TELNYX LLC 648   2020-08-13   
406-625 2 Stevensville MT MSSLMTEHPS0  008E BRESNAN BROADBAND OF MONTANA, LLC - MT [CHARTER] 648   2005-10-21   
406-625 3 Stevensville MT MSSLMTMA0MD  9415 LEVEL 3 COMMUNICATIONS, LLC - MT 648   2011-01-16   
406-625 4 Stevensville MT GRFLMTMA7MD  453F ONVOY, LLC - MT 648   2019-09-15   
406-625 5 Stevensville MT GRFLMTMA7MD  453F ONVOY, LLC - MT 648   2020-11-08   
406-625 6 Stevensville MT HLNAMTMAUMD  508J CENTURYLINK COMMUNICATIONS, LLC 648   2014-05-24   
406-625 7 Stevensville MT GRFLMTMA7MD  453F ONVOY, LLC - MT 648   2006-10-19   
406-625 8 Stevensville MT GRFLMTMA7MD  453F ONVOY, LLC - MT 648   2011-10-24   
406-625 9 Stevensville MT   7421 AT&T - LOCAL 648   2024-02-24   

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

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