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: 415

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
406-415 A Deer Lodge MT HLNAMTHHPS1  008E BRESNAN BROADBAND OF MONTANA, LLC - MT [CHARTER] 648      
406-415 0 Deer Lodge MT GRFLMTMA7MD  453F ONVOY, LLC - MT 648   2021-07-05   
406-415 1 Deer Lodge MT HLNAMTHHPS1  008E BRESNAN BROADBAND OF MONTANA, LLC - MT [CHARTER] 648   2010-06-07   
406-415 2 Deer Lodge MT MSSLMTMA0MD  9415 LEVEL 3 COMMUNICATIONS, LLC - MT 648   2011-01-16   
406-415 3 Deer Lodge MT GRFLMTMA7MD  453F ONVOY, LLC - MT 648   2012-12-17   
406-415 4 Deer Lodge MT HLNAMTMAMMD  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 648   2015-03-15   
406-415 5 Deer Lodge MT GRFLMTMA7MD  453F ONVOY, LLC - MT 648   2017-11-17   
406-415 6 Deer Lodge MT HLNAMTMAUMD  508J CENTURYLINK COMMUNICATIONS, LLC 648   2014-05-24   
406-415 7 Deer Lodge MT GRFLMTMA7MD  453F ONVOY, LLC - MT 648   2011-10-21   
406-415 8 Deer Lodge MT GRFLMTMA7MD  453F ONVOY, LLC - MT 648   2019-10-28   
406-415 9 Deer Lodge MT GRFLMTMAHMD  073H TELNYX LLC 648   2020-08-07   

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

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