Local Calling Guide
Area code/prefix search
Switch: GRFLMTMAKMD
| NPA-NXX |
BLOCK |
Rate Centre |
Region |
OCN |
LATA |
LIR |
Eff date |
Disc date |
| 406-225
| 1 |
Boulder |
MT |
624H ONVOY SPECTRUM, LLC |
648 |
|
2021-11-14 |
|
| 406-229
| 9 |
Cut Bank |
MT |
624H ONVOY SPECTRUM, LLC |
648 |
|
2024-12-27 |
|
| 406-289
| 6 |
Conrad |
MT |
624H ONVOY SPECTRUM, LLC |
648 |
|
2021-11-14 |
|
| 406-316
| 0 |
Boulder |
MT |
624H ONVOY SPECTRUM, LLC |
648 |
|
2021-11-14 |
|
| 406-316
| 2 |
Boulder |
MT |
624H ONVOY SPECTRUM, LLC |
648 |
|
2021-07-18 |
|
| 406-338
| 0 |
Browning |
MT |
624H ONVOY SPECTRUM, LLC |
648 |
|
2021-11-14 |
|
| 406-434
| 1 |
Shelby |
MT |
624H ONVOY SPECTRUM, LLC |
648 |
|
2024-12-27 |
|
| 406-479
| 2 |
Butte |
MT |
624H ONVOY SPECTRUM, LLC |
648 |
|
2023-11-27 |
|
| 406-497
| 0 |
Butte |
MT |
624H ONVOY SPECTRUM, LLC |
648 |
|
2023-11-27 |
|
| 406-505
| 8 |
Conrad |
MT |
624H ONVOY SPECTRUM, LLC |
648 |
|
2021-07-18 |
|
| 406-505
| 9 |
Conrad |
MT |
624H ONVOY SPECTRUM, LLC |
648 |
|
2021-11-14 |
|
| 406-533
| 4 |
Butte |
MT |
624H ONVOY SPECTRUM, LLC |
648 |
|
2021-07-18 |
|
| 406-559
| 9 |
Anaconda |
MT |
624H ONVOY SPECTRUM, LLC |
648 |
|
2021-10-30 |
|
| 406-573
| 6 |
Browning |
MT |
624H ONVOY SPECTRUM, LLC |
648 |
|
2021-11-14 |
|
| 406-573
| 8 |
Browning |
MT |
624H ONVOY SPECTRUM, LLC |
648 |
|
2021-07-18 |
|
| 406-604
| 2 |
Great Falls |
MT |
624H ONVOY SPECTRUM, LLC |
648 |
|
2021-05-22 |
|
| 406-604
| 3 |
Great Falls |
MT |
624H ONVOY SPECTRUM, LLC |
648 |
|
2021-05-22 |
|
| 406-604
| 5 |
Great Falls |
MT |
624H ONVOY SPECTRUM, LLC |
648 |
|
2021-05-22 |
|
| 406-604
| 6 |
Great Falls |
MT |
624H ONVOY SPECTRUM, LLC |
648 |
|
2021-05-22 |
|
| 406-605
| 1 |
Butte |
MT |
624H ONVOY SPECTRUM, LLC |
648 |
|
2023-11-27 |
|
| 406-605
| 2 |
Butte |
MT |
624H ONVOY SPECTRUM, LLC |
648 |
|
2023-11-27 |
|
| 406-605
| 5 |
Butte |
MT |
624H ONVOY SPECTRUM, LLC |
648 |
|
2021-10-30 |
|
| 406-605
| 6 |
Butte |
MT |
624H ONVOY SPECTRUM, LLC |
648 |
|
2021-10-30 |
|
| 406-605
| 7 |
Butte |
MT |
624H ONVOY SPECTRUM, LLC |
648 |
|
2021-10-30 |
|
| 406-605
| 8 |
Butte |
MT |
624H ONVOY SPECTRUM, LLC |
648 |
|
2021-10-30 |
|
| 406-605
| 9 |
Butte |
MT |
624H ONVOY SPECTRUM, LLC |
648 |
|
2023-11-27 |
|
| 406-614
| 7 |
Bigfork |
MT |
624H ONVOY SPECTRUM, LLC |
648 |
|
2021-07-18 |
|
| 406-614
| 8 |
Bigfork |
MT |
624H ONVOY SPECTRUM, LLC |
648 |
|
2021-11-14 |
|
| 406-614
| 9 |
Bigfork |
MT |
624H ONVOY SPECTRUM, LLC |
648 |
|
2021-11-14 |
|
| 406-691
| 8 |
Anaconda |
MT |
624H ONVOY SPECTRUM, LLC |
648 |
|
2021-07-18 |
|
| 406-707
| 7 |
Lewistown |
MT |
624H ONVOY SPECTRUM, LLC |
648 |
|
2024-12-27 |
|
| 406-807
| 1 |
East Glacier Park |
MT |
624H ONVOY SPECTRUM, LLC |
648 |
|
2024-12-27 |
|
| 406-808
| 4 |
Havre |
MT |
624H ONVOY SPECTRUM, LLC |
648 |
|
2024-12-27 |
|
| 406-909
| 7 |
Columbia Falls |
MT |
624H ONVOY SPECTRUM, LLC |
648 |
|
2021-07-18 |
|
| 406-909
| 9 |
Columbia Falls |
MT |
624H ONVOY SPECTRUM, LLC |
648 |
|
2021-10-30 |
|
| 406-952
| A |
Great Falls |
MT |
624H ONVOY SPECTRUM, LLC |
648 |
|
|
|
| 406-952
| 2 |
Great Falls |
MT |
624H ONVOY SPECTRUM, LLC |
648 |
|
2019-11-25 |
|
| 406-952
| 5 |
Great Falls |
MT |
624H ONVOY SPECTRUM, LLC |
648 |
|
2021-10-30 |
|
| 406-952
| 6 |
Great Falls |
MT |
624H ONVOY SPECTRUM, LLC |
648 |
|
2021-10-30 |
|
| 406-952
| 7 |
Great Falls |
MT |
624H ONVOY SPECTRUM, LLC |
648 |
|
2020-08-05 |
|
| 406-952
| 8 |
Great Falls |
MT |
624H ONVOY SPECTRUM, LLC |
648 |
|
2020-08-05 |
|
| 406-952
| 9 |
Great Falls |
MT |
624H ONVOY SPECTRUM, LLC |
648 |
|
2020-08-05 |
|
| 406-964
| 2 |
Great Falls |
MT |
624H ONVOY SPECTRUM, LLC |
648 |
|
2021-10-30 |
|
| 406-964
| 3 |
Great Falls |
MT |
624H ONVOY SPECTRUM, LLC |
648 |
|
2021-10-30 |
|
Last updated: Sun, 26 Jan 2025 15:59:20 UTC
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