Universal Licensing System
KOB297
NorthWestern Corporation
License details
| ULS identifier | 1775964 |
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| Call sign | KOB297 |
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| Radio service | IG |
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| Status | E |
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| Grant date | 2002-01-30 |
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| Expiration | 2012-03-19 |
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| Cancellation | 2012-05-19 |
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| Frequency range | 158.13 - 159.435 MHz (2 frequencies) |
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| Locations | 1 |
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| Representative location | HELENA, LEWIS AND CLARK, MT |
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| Coordinates | 46.6013333, -112.0277778 |
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| Source archive | l_LMpriv.zip |
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| Dataset refreshed | 2026-08-02 01:25:53 |
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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 | 2 | FB | 158.13000000 | | | 100.000000 | 390.000000 | |
| 1 | 1 | FX1 | 159.43500000 | | | 100.000000 | 390.000000 | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 1 | 2 | 158.13000000 | | 20K0F3E |
| 1 | 1 | 159.43500000 | | 20K0F3E |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|
| 1 | T | HELENA SERVICE CTR 1315 N MAIN, HELENA, LEWIS AND CLARK, MT | 46.60133333, -112.02777778 | 1207.000 m | POLE | 18.000 m structure / 24.000 m overall | N |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
|---|
| 1 | 1 | T | | 0.000 m | | | | 0.000 | |
| 2 | 1 | T | | 24.000 m | | | | -97.000 | |
Control points
| Number | Address | County | Phone |
|---|
| 1 | 40 E BROADWAY, BUTTE, MT | | 4064973000 |
License history
| Date | File or call sign | Action |
|---|
| 2012-05-19 | KOB297 | LIEXP |
| 2011-12-26 | KOB297 | LETRES |
| 2007-07-31 | KOB297 | ESCAPR |
| 2006-05-08 | KOB297 | LTSAPR |
| 2006-05-06 | KOB297 | LIAUA |
| 2005-09-28 | KOB297 | LIAUA |
| 2005-09-28 | KOB297 | LTSAPR |
| 2005-04-07 | KOB297 | LIASS |
| 2005-03-16 | KOB297 | LTSAPR |
| 2003-09-14 | KOB297 | LIASS |
| 2002-11-15 | KOB297 | LIASS |
| 2002-03-14 | KOB297 | LIAUA |
| 2002-03-04 | KOB297 | AUDOPR |
| 2002-02-15 | KOB297 | LITRAN |
| 2002-01-30 | KOB297 | LIREN |
| 2001-12-26 | KOB297 | LETRES |
| 2000-11-23 | KOB297 | LICCNV |
| 1998-07-09 | KOB297 | LIMOD |
| 1998-07-09 | KOB297 | AUTHPR |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 1775964 | 2026-08-02 01:25:53 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
|---|
| Call Sign | KOB297 | ULS 1775964 | 2026-08-02 01:25:53 |
| Status | E | ULS 1775964 | 2026-08-02 01:25:53 |
| Service | IG | ULS 1775964 | 2026-08-02 01:25:53 |
| Grant Date | 2002-01-30 | ULS 1775964 | 2026-08-02 01:25:53 |
| Expiration Date | 2012-03-19 | ULS 1775964 | 2026-08-02 01:25:53 |
| Cancellation Date | 2012-05-19 | ULS 1775964 | 2026-08-02 01:25:53 |