Universal Licensing System
WPML407
NorthWestern Corporation
License details
| ULS identifier | 1796521 |
|---|
| Call sign | WPML407 |
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| Radio service | IG |
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| Status | E |
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| Grant date | 2003-08-16 |
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| Expiration | 2013-09-02 |
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| Cancellation | 2013-11-09 |
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| Frequency range | 457.9 MHz |
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| Locations | 6 |
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| Representative location | RED LODGE, CARBON, MT |
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| Coordinates | 45.2441111, -109.1387500 |
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| Source archive | l_LMpriv.zip |
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| Dataset refreshed | 2026-08-09 03:07:22 |
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Licensee
| Name | NorthWestern Corporation |
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| Applicant type | C |
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| FRN | 0012478665 |
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| Location | Butte, MT |
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| Address | 40 East Broadway, Butte, MT, 59701 |
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| Phone | 4064971000 |
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Frequency assignments
| Location | Antenna | Station class | Assigned MHz | Upper MHz | Carrier MHz | Output W | ERP W | Altitude |
|---|
| 1 | 1 | FXO | 457.90000000 | | | 20.000000 | 186.000000 | |
| 2 | 1 | FXO | 457.90000000 | | | 20.000000 | 186.000000 | |
| 3 | 1 | FXO | 457.90000000 | | | 20.000000 | 186.000000 | |
| 4 | 1 | FXO | 457.90000000 | | | 20.000000 | 186.000000 | |
| 5 | 1 | FXO | 457.90000000 | | | 20.000000 | 186.000000 | |
| 6 | 1 | FXO | 457.90000000 | | | 20.000000 | 186.000000 | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 1 | 1 | 457.90000000 | | 20K0F3D |
| 2 | 1 | 457.90000000 | | 20K0F3D |
| 3 | 1 | 457.90000000 | | 20K0F3D |
| 4 | 1 | 457.90000000 | | 20K0F3D |
| 5 | 1 | 457.90000000 | | 20K0F3D |
| 6 | 1 | 457.90000000 | | 20K0F3D |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 1796521 | 2026-08-09 03:07:22 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
|---|
| Call Sign | WPML407 | ULS 1796521 | 2026-08-09 03:07:22 |
| Status | E | ULS 1796521 | 2026-08-09 03:07:22 |
| Service | IG | ULS 1796521 | 2026-08-09 03:07:22 |
| Grant Date | 2003-08-16 | ULS 1796521 | 2026-08-09 03:07:22 |
| Expiration Date | 2013-09-02 | ULS 1796521 | 2026-08-09 03:07:22 |
| Cancellation Date | 2013-11-09 | ULS 1796521 | 2026-08-09 03:07:22 |