You are reviewing the Area Code (NPA/NXX) report for 406-558. Did you mean to search the SMS short code 406558?
NPA-NXX-X | OCN | Company | Rate Center | Use Type | Assign Date | City | State | Region | Block Effective Date | Block Available Date |
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406-558-0XXX | 9415 | LEVEL 3 COMMUNICATIONS, LLC - MT | HELENA | AV | | HELENA | MT | WE | | 09/15/2003 |
406-558-1XXX | 9415 | LEVEL 3 COMMUNICATIONS, LLC - MT | HELENA | AV | | HELENA | MT | WE | | 09/15/2003 |
406-558-2XXX | 9415 | LEVEL 3 COMMUNICATIONS, LLC - MT | HELENA | AS | 09/30/2014 | HELENA | MT | WE | 10/24/2014 | |
406-558-3XXX | 9415 | LEVEL 3 COMMUNICATIONS, LLC - MT | HELENA | AS | 09/08/2021 | HELENA | MT | WE | 10/02/2021 | |
406-558-4XXX | 9415 | LEVEL 3 COMMUNICATIONS, LLC - MT | HELENA | RT | | HELENA | MT | WE | | |
406-558-5XXX | 453F | ONVOY, LLC - MT | HELENA | AS | 04/08/2024 | HELENA | MT | WE | 05/05/2024 | |
406-558-6XXX | 453F | ONVOY, LLC - MT | HELENA | AS | 04/08/2024 | HELENA | MT | WE | 05/05/2024 | |
406-558-7XXX | 453F | ONVOY, LLC - MT | HELENA | AS | 04/08/2024 | HELENA | MT | WE | 05/05/2024 | |
406-558-8XXX | 9415 | LEVEL 3 COMMUNICATIONS, LLC - MT | HELENA | AV | | HELENA | MT | WE | | 07/13/2005 |
406-558-9XXX | 6564 | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MT | HELENA | AS | 09/08/2004 | HELENA | MT | WE | 09/27/2004 | |
406-558-XXXX | 9415 | LEVEL 3 COMMUNICATIONS, LLC - MT | HELENA | AS | 06/19/2002 | HELENA | MT | | | |
Reports
Anonymous User from Avondale, Arizona
December 8, 2023 at 12:54 PM
Anonymous User from Lolo, Montana
July 31, 2023 at 5:34 PM
Anonymous User from , TX
June 2, 2023 at 12:54 PM
Anonymous User from Aransas Pass, Texas
March 2, 2023 at 4:02 PM