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Butte, MT

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NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
406-221 A   453F ONVOY, LLC - MT 648      
406-221 0   073H TELNYX LLC 648   2024-02-16   
406-221 1   453F ONVOY, LLC - MT 648   2012-12-13   
406-221 2   453F ONVOY, LLC - MT 648   2012-12-13   
406-221 3   7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 648   2007-05-16   
406-221 4   453F ONVOY, LLC - MT 648   2012-12-13   
406-221 5   453F ONVOY, LLC - MT 648   2012-12-13   
406-221 6   6010 NEW CINGULAR WIRELESS PCS, LLC 648   2010-11-05   
406-221 7   792K CHARTER IP ENABLED SERVICES, LLC 648   2008-08-09   
406-221 8   073H TELNYX LLC 648   2020-08-07   
406-221 9   520K TDS METROCOM, LLC 648   2025-11-17   
406-299 A MSSLMTMA0MD  9415 LEVEL 3 COMMUNICATIONS, LLC - MT 648      
406-299 0   6564 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MT 648   2014-07-14   
406-299 1   453F ONVOY, LLC - MT 648   2006-05-27   
406-299 2   792K CHARTER IP ENABLED SERVICES, LLC 648   2007-01-02   
406-299 3   792K CHARTER IP ENABLED SERVICES, LLC 648   2012-03-05   
406-299 4   453F ONVOY, LLC - MT 648   2021-07-05   
406-299 5   453F ONVOY, LLC - MT 648   2021-07-05   
406-299 6   771G TELEPORT COMMUNICATIONS AMERICA MT - LLC 648   2014-10-20   
406-299 7   508J CENTURYLINK COMMUNICATIONS, LLC 648   2015-06-27   
406-299 8   9415 LEVEL 3 COMMUNICATIONS, LLC - MT 648   2013-02-28   
406-299 9   9415 LEVEL 3 COMMUNICATIONS, LLC - MT 648      
406-310 A BUTTMTAQ2MD  7870 BLACKFOOT COMMUNICATIONS, INC. - MT 648      
406-310 0   145J TERRA NOVA TELECOM INC. 648   2025-10-09   
406-310 1   6529 T-MOBILE USA, INC. 648   2024-07-07   
406-310 2   6529 T-MOBILE USA, INC. 648   2024-04-04   
406-310 3   453F ONVOY, LLC - MT 648   2021-07-05   
406-310 4   7870 BLACKFOOT COMMUNICATIONS, INC. - MT 648   2021-05-14   
406-310 5   453F ONVOY, LLC - MT 648   2021-07-05   
406-310 6   6529 T-MOBILE USA, INC. 648   2021-02-07   
406-310 7   5562 METROPCS, INC. 648   2017-07-22   
406-310 8   5562 METROPCS, INC. 648   2017-07-22   
406-310 9   6529 T-MOBILE USA, INC. 648   2019-09-14   
406-479 A HLNAMTMAX1X  6564 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MT 648      
406-479 0   6529 T-MOBILE USA, INC. 648   2022-01-02   
406-479 1   6529 T-MOBILE USA, INC. 648   2022-12-12   
406-479 2   624H ONVOY SPECTRUM, LLC 648   2023-11-27   
406-479 3   6564 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MT 648   2012-05-04   
406-479 4   6564 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MT 648   2013-03-12   
406-479 5   453F ONVOY, LLC - MT 648   2021-03-07   
406-479 6   453F ONVOY, LLC - MT 648   2021-03-07   
406-479 7   453F ONVOY, LLC - MT 648   2021-03-07   
406-479 8   939H COMMIO, LLC 648   2023-08-17   
406-479 9   6529 T-MOBILE USA, INC. 648   2022-08-08   
406-490 A HLNAMTMAX1X  6564 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MT 648      
406-491 A MSSLMTAG5MD  6010 NEW CINGULAR WIRELESS PCS, LLC 648      
406-491 0   6010 NEW CINGULAR WIRELESS PCS, LLC 648      
406-491 1   6010 NEW CINGULAR WIRELESS PCS, LLC 648      
406-491 2   6010 NEW CINGULAR WIRELESS PCS, LLC 648      
406-491 3   6010 NEW CINGULAR WIRELESS PCS, LLC 648      
406-491 4   6010 NEW CINGULAR WIRELESS PCS, LLC 648      
406-491 5   6010 NEW CINGULAR WIRELESS PCS, LLC 648      
406-491 6   6010 NEW CINGULAR WIRELESS PCS, LLC 648      
406-491 7   6010 NEW CINGULAR WIRELESS PCS, LLC 648      
406-491 8   6010 NEW CINGULAR WIRELESS PCS, LLC 648   2016-01-29   
406-491 9   6010 NEW CINGULAR WIRELESS PCS, LLC 648   2023-10-02   
406-494 A BUTTMT18RS1  9636 QWEST CORPORATION 648      
406-496 A BUTTMT09DS0  9636 QWEST CORPORATION 648      
406-496 0   9636 QWEST CORPORATION 648      
406-496 1   9636 QWEST CORPORATION 648      
406-496 2   9636 QWEST CORPORATION 648      
406-496 3   9636 QWEST CORPORATION 648      
406-496 4   9636 QWEST CORPORATION 648      
406-496 5   9636 QWEST CORPORATION 648      
406-496 6   9636 QWEST CORPORATION 648      
406-496 7   9415 LEVEL 3 COMMUNICATIONS, LLC - MT 648   2024-05-19   
406-496 8   9636 QWEST CORPORATION 648      
406-496 9   9636 QWEST CORPORATION 648      
406-497 A BUTTMT09DS0  9636 QWEST CORPORATION 648      
406-497 0   624H ONVOY SPECTRUM, LLC 648   2023-11-27   
406-497 1   9636 QWEST CORPORATION 648      
406-497 2   9636 QWEST CORPORATION 648      
406-497 3   9636 QWEST CORPORATION 648      
406-497 4   9636 QWEST CORPORATION 648      
406-497 5   9636 QWEST CORPORATION 648      
406-497 6   9636 QWEST CORPORATION 648      
406-497 7   9636 QWEST CORPORATION 648      
406-497 8   9636 QWEST CORPORATION 648      
406-497 9   9636 QWEST CORPORATION 648      
406-498 A HLNAMTMAX1X  6564 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MT 648      
406-533 A BUTTMT18RS1  9636 QWEST CORPORATION 648      
406-533 0   9636 QWEST CORPORATION 648      
406-533 1   9636 QWEST CORPORATION 648      
406-533 2   9636 QWEST CORPORATION 648      
406-533 3   9636 QWEST CORPORATION 648      
406-533 4   624H ONVOY SPECTRUM, LLC 648   2021-07-18   
406-533 5   6564 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MT 648   2007-03-22   
406-533 6   9636 QWEST CORPORATION 648      
406-533 7   9636 QWEST CORPORATION 648      
406-533 8   6564 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MT 648   2007-07-13   
406-533 9   6564 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MT 648   2008-01-22   
406-565 A MSSLMTMA0MD  9415 LEVEL 3 COMMUNICATIONS, LLC - MT 648      
406-565 0   6564 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MT 648   2008-09-15   
406-565 1   6564 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MT 648   2009-02-23   
406-565 2   6564 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MT 648   2009-09-14   
406-565 3   6564 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MT 648   2010-02-09   
406-565 4   9415 LEVEL 3 COMMUNICATIONS, LLC - MT 648      
406-565 5   792K CHARTER IP ENABLED SERVICES, LLC 648   2005-05-13   
406-565 6   6564 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MT 648   2010-07-14   
406-565 7   6564 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MT 648   2011-02-05   

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Last updated: Thu, 29 Jan 2026 14:35:03 UTC

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