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NPA: 406 [Rate centres in NPA 406] [Dial plan for NPA 406]

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NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
406-894 0 Billings MT BLNGMTWEIMD  6564 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MT 650   2017-09-27   
406-894 1 Billings MT BLNGMT934MD  939H COMMIO, LLC 650   2022-09-11   
406-894 2 Billings MT BLNGMT93HMD  792K CHARTER IP ENABLED SERVICES, LLC 650   2014-09-30   
406-894 3 Billings MT BLNGMTMAMMD  6010 NEW CINGULAR WIRELESS PCS, LLC 650   2022-09-04   
406-894 4 Billings MT BLNGMT934MD  939H COMMIO, LLC 650   2019-10-27   
406-894 5 Billings MT BLNGMTMAXMD  6529 T-MOBILE USA, INC. 650   2024-03-23   
406-894 6 Billings MT BLNGMTMAXMD  6529 T-MOBILE USA, INC. 650   2024-03-23   
406-894 7 Billings MT BLNGMT30RS0  7830 MID-RIVERS TELEPHONE COOPERATIVE, INC. 650   2019-02-28   
406-894 8 Billings MT BLNGMTMAMMD  6010 NEW CINGULAR WIRELESS PCS, LLC 650   2022-07-04   
406-894 9 Billings MT BLNGMTMAMMD  6010 NEW CINGULAR WIRELESS PCS, LLC 650   2021-05-23   
406-895 A Outlook MT OTLKMTXCRS1  2247 NEMONT TEL COOP INC 650      
406-895 2 Outlook MT OTLKMTXCRS1  2247 NEMONT TEL COOP INC 650      
406-895 7 Outlook MT GLSGMTXC1MD  443B SAGEBRUSH CELLULAR, INC. 650      
406-896 A Billings MT BLNGMTMADS1  9636 QWEST CORPORATION 650      
406-897 A Columbia Falls MT KLSLMTAZ1MD  792K CHARTER IP ENABLED SERVICES, LLC 648      
406-897 0 Columbia Falls MT HLNAMTMAX1X  6564 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MT 648   2021-11-18   
406-897 1 Columbia Falls MT PLSNMTPC1MD  986F WESTERN MONTANA COMMUNITYTEL INC. - MT 648   2023-01-20   
406-897 2 Columbia Falls MT KLSLMTAZ1MD  792K CHARTER IP ENABLED SERVICES, LLC 648   2006-04-21   
406-897 3 Columbia Falls MT HLNAMTMAX1X  6564 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MT 648   2014-02-07   
406-897 4 Columbia Falls MT HLNAMTMAX1X  6564 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MT 648   2011-09-30   
406-897 5 Columbia Falls MT KLSLMTAZ1MD  792K CHARTER IP ENABLED SERVICES, LLC 648   2015-11-12   
406-897 6 Columbia Falls MT HLNAMTMAUMD  508J CENTURYLINK COMMUNICATIONS, LLC 648   2014-05-24   
406-897 7 Columbia Falls MT GRFLMTMA7MD  453F ONVOY, LLC - MT 648   2007-03-09   
406-897 8 Columbia Falls MT GRFLMTMA7MD  453F ONVOY, LLC - MT 648   2011-07-17   
406-897 9 Columbia Falls MT GRFLMTMA7MD  453F ONVOY, LLC - MT 648   2015-12-10   
406-898 A Bozeman MT BZMNMTEF2MD  792K CHARTER IP ENABLED SERVICES, LLC 650      
406-898 0 Bozeman MT BLNGMTAS9MD  453F ONVOY, LLC - MT 650   2021-07-05   
406-898 1 Bozeman MT BZMNMTEF2MD  792K CHARTER IP ENABLED SERVICES, LLC 650   2009-05-22   
406-898 2 Bozeman MT BLNGMTAS9MD  453F ONVOY, LLC - MT 650   2019-11-18   
406-898 3 Bozeman MT BLNGMTAS9MD  453F ONVOY, LLC - MT 650   2019-11-18   
406-898 4 Bozeman MT BLNGMTAS9MD  453F ONVOY, LLC - MT 650   2019-11-18   
406-898 5 Bozeman MT BLNGMTAS9MD  453F ONVOY, LLC - MT 650   2019-11-18   
406-898 6 Bozeman MT BLNGMT93AMD  478J NUSO, LLC 650   2024-01-08   
406-898 7 Bozeman MT BLNGMTMAXMD  6529 T-MOBILE USA, INC. 650   2022-02-25   
406-898 8 Bozeman MT BLNGMTMAXMD  6529 T-MOBILE USA, INC. 650   2022-09-17   
406-898 9 Bozeman MT BLNGMTAS9MD  453F ONVOY, LLC - MT 650   2021-07-05   
406-899 A Great Falls MT MSSLMTAG5MD  6010 NEW CINGULAR WIRELESS PCS, LLC 648      
406-900 A Ennis MT MSSLMTMA0MD  9415 LEVEL 3 COMMUNICATIONS, LLC - MT 648      
406-900 1 Ennis MT MSSLMTMA0MD  9415 LEVEL 3 COMMUNICATIONS, LLC - MT 648   2017-11-20   
406-901 A Billings MT BLNGMTWEDMD  624H ONVOY SPECTRUM, LLC 650      
406-901 0 Billings MT BLNGMTMAXMD  6529 T-MOBILE USA, INC. 650   2022-01-14   
406-901 1 Billings MT BLNGMTMAXMD  6529 T-MOBILE USA, INC. 650   2022-01-14   
406-901 2 Billings MT BLNGMTWE6MD  9415 LEVEL 3 COMMUNICATIONS, LLC - MT 650   2021-07-23   
406-901 3 Billings MT BLNGMTMAXMD  6529 T-MOBILE USA, INC. 650   2022-01-14   
406-901 4 Billings MT BLNGMTAS9MD  453F ONVOY, LLC - MT 650   2024-02-09   
406-901 5 Billings MT BLNGMTMAXMD  6529 T-MOBILE USA, INC. 650   2021-11-17   
406-901 6 Billings MT BLNGMTMAXMD  6529 T-MOBILE USA, INC. 650   2021-11-17   
406-901 7 Billings MT BLNGMTMAXMD  6529 T-MOBILE USA, INC. 650   2021-11-17   
406-901 8 Billings MT BLNGMTMAXMD  6529 T-MOBILE USA, INC. 650   2021-11-17   
406-901 9 Billings MT BLNGMTWEDMD  624H ONVOY SPECTRUM, LLC 650   2021-06-14   
406-902 A Sheridan MT MSSLMTMA0MD  9415 LEVEL 3 COMMUNICATIONS, LLC - MT 648      
406-902 1 Sheridan MT MSSLMTMA0MD  9415 LEVEL 3 COMMUNICATIONS, LLC - MT 648   2019-01-18   
406-902 9 Sheridan MT MSSLMTAG5MD  6010 NEW CINGULAR WIRELESS PCS, LLC 648   2022-03-19   
406-905 A Joliet MT BLNGMTAS9MD  453F ONVOY, LLC - MT 650      
406-905 0 Joliet MT BLNGMTAS9MD  453F ONVOY, LLC - MT 650   2012-12-17   
406-905 1 Joliet MT BLNGMTMALMD  994E BANDWIDTH.COM CLEC, LLC - MT 650   2015-04-27   
406-905 2 Joliet MT BLNGMTMATMD  935G TRI TEL, INC. - MT 650   2013-01-28   
406-905 3 Joliet MT BLNGMTAS9MD  453F ONVOY, LLC - MT 650   2021-07-05   
406-905 4 Joliet MT BLNGMTAS9MD  453F ONVOY, LLC - MT 650   2019-09-15   
406-905 5 Joliet MT BLNGMTAS9MD  453F ONVOY, LLC - MT 650   2019-09-15   
406-905 6 Joliet MT BLNGMTWEDMD  624H ONVOY SPECTRUM, LLC 650   2024-03-22   
406-905 7 Joliet MT BLNGMTAS9MD  453F ONVOY, LLC - MT 650   2011-11-28   
406-905 8 Joliet MT BLNGMT933MD  073H TELNYX LLC 650   2018-07-25   
406-905 9 Joliet MT BLNGMTMALMD  994E BANDWIDTH.COM CLEC, LLC - MT 650   2022-02-12   
406-909 A Columbia Falls MT HLNAMTMAX1X  6564 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MT 648      
406-909 0 Columbia Falls MT HLNAMTMAX1X  6564 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MT 648   2018-07-08   
406-909 1 Columbia Falls MT GRFLMTMAHMD  073H TELNYX LLC 648   2020-08-07   
406-909 2 Columbia Falls MT GRFLMTMA7MD  453F ONVOY, LLC - MT 648   2021-07-05   
406-909 3 Columbia Falls MT HLNAMTMAMMD  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 648   2019-01-28   
406-909 4 Columbia Falls MT GRFLMTMA7MD  453F ONVOY, LLC - MT 648   2019-09-15   
406-909 5 Columbia Falls MT MSSLMTMA0MD  9415 LEVEL 3 COMMUNICATIONS, LLC - MT 648   2023-04-24   
406-909 6 Columbia Falls MT GRFLMTMA7MD  453F ONVOY, LLC - MT 648   2020-01-03   
406-909 7 Columbia Falls MT GRFLMTMAKMD  624H ONVOY SPECTRUM, LLC 648   2021-07-18   
406-909 8 Columbia Falls MT GRFLMTMA7MD  453F ONVOY, LLC - MT 648   2019-10-28   
406-909 9 Columbia Falls MT GRFLMTMAKMD  624H ONVOY SPECTRUM, LLC 648   2021-10-30   
406-913 A Roundup MT BLNGMTWEIMD  6564 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MT 650      
406-913 0 Roundup MT BLNGMTWEIMD  6564 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MT 650      
406-913 9 Roundup MT BLNGMTWEIMD  6564 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MT 650      
406-914 A Lambert MT BLNGMTWEIMD  6564 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MT 650      
406-915 A South Wolf Point MT BLNGMTWEIMD  6564 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MT 650      
406-916 A Helena MT HLNAMTMAWMD  6529 T-MOBILE USA, INC. 648      
406-916 1 Helena MT HLNAMTMAWMD  6529 T-MOBILE USA, INC. 648   2022-08-27   
406-916 2 Helena MT HLNAMTMAWMD  6529 T-MOBILE USA, INC. 648   2021-03-12   
406-916 3 Helena MT GRFLMTMA7MD  453F ONVOY, LLC - MT 648   2020-11-30   
406-916 4 Helena MT GRFLMTMA7MD  453F ONVOY, LLC - MT 648   2020-11-30   
406-916 5 Helena MT GRFLMTMA7MD  453F ONVOY, LLC - MT 648   2020-11-30   
406-916 6 Helena MT HLNAMTMAWMD  6529 T-MOBILE USA, INC. 648   2020-07-30   
406-916 7 Helena MT HLNAMTMAWMD  6529 T-MOBILE USA, INC. 648   2019-03-18   
406-916 8 Helena MT HLNAMTMAWMD  6529 T-MOBILE USA, INC. 648   2017-05-25   
406-916 9 Helena MT HLNAMTMAWMD  6529 T-MOBILE USA, INC. 648   2017-05-25   
406-919 A Belgrade MT BLNGMT939MD  145J TERRA NOVA TELECOM INC. 650      
406-919 0 Belgrade MT BLNGMTAS9MD  453F ONVOY, LLC - MT 650   2021-07-05   
406-919 1 Belgrade MT BLNGMTAS9MD  453F ONVOY, LLC - MT 650   2021-03-07   
406-919 2 Belgrade MT BLNGMTAS9MD  453F ONVOY, LLC - MT 650   2021-03-07   
406-919 3 Belgrade MT BLNGMTAS9MD  453F ONVOY, LLC - MT 650   2021-07-05   
406-919 4 Belgrade MT BLNGMTMALMD  994E BANDWIDTH.COM CLEC, LLC - MT 650   2021-07-12   
406-919 5 Belgrade MT BLNGMTMALMD  994E BANDWIDTH.COM CLEC, LLC - MT 650   2021-07-12   
406-919 6 Belgrade MT BLNGMTMALMD  994E BANDWIDTH.COM CLEC, LLC - MT 650   2021-11-26   
406-919 7 Belgrade MT BLNGMTMALMD  994E BANDWIDTH.COM CLEC, LLC - MT 650   2021-11-26   
406-919 8 Belgrade MT BLNGMTWEBMD  771G TELEPORT COMMUNICATIONS AMERICA MT - LLC 650   2024-11-04   

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Last updated: Sun, 26 Jan 2025 15:59:20 UTC

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