Universal Licensing System
KOK258
NorthWestern Corporation
License details
| ULS identifier | 1887247 |
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| Call sign | KOK258 |
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| Radio service | IG |
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| Status | C |
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| Grant date | 2012-04-21 |
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| Expiration | 2022-04-25 |
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| Cancellation | 2022-02-04 |
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| Frequency range | 158.13 - 158.25 MHz (2 frequencies) |
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| Locations | 1 |
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| Representative location | MISSOULA, MISSOULA, MT |
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| Coordinates | 47.0182500, -114.0140000 |
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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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Frequency assignments
| Location | Antenna | Station class | Assigned MHz | Upper MHz | Carrier MHz | Output W | ERP W | Altitude |
|---|
| 1 | 1 | FB | 158.13000000 | | | 110.000000 | 207.000000 | |
| 1 | 1 | FB2 | 158.13000000 | | | 110.000000 | 207.000000 | |
| 1 | 1 | FB2 | 158.25000000 | | | 110.000000 | 207.000000 | |
| 1 | 1 | FB | 158.25000000 | | | 110.000000 | 207.000000 | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 1 | 1 | 158.13000000 | | 11K3F3E |
| 1 | 1 | 158.13000000 | | 11K3F3E |
| 1 | 1 | 158.25000000 | | 11K3F3E |
| 1 | 1 | 158.25000000 | | 11K3F3E |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|
| 1 | T | TV MOUNTAIN 16.1 KM N, MISSOULA, MISSOULA, MT | 47.01825000, -114.01400000 | 2077.000 m | TOWER | 30.000 m structure / 37.000 m overall | N |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
|---|
| 1 | 1 | T | | 37.000 m | | | | 618.000 | |
Control points
| Number | Address | County | Phone |
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| 1 | 40 E BROADWAY, BUTTE, MT | | 4067235421 |
License history
| Date | File or call sign | Action |
|---|
| 2022-02-05 | KOK258 | LICAN |
| 2022-01-31 | KOK258 | LETRES |
| 2020-10-30 | KOK258 | LIAUA |
| 2016-05-14 | KOK258 | LIAUA |
| 2016-05-13 | KOK258 | ESUAPR |
| 2013-06-11 | KOK258 | LIMOD |
| 2013-01-23 | KOK258 | LTSAPR |
| 2013-01-01 | KOK258 | LTSAPR |
| 2012-04-21 | KOK258 | LIREN |
| 2012-01-30 | KOK258 | LETRES |
| 2007-07-31 | KOK258 | ESCAPR |
| 2006-11-09 | KOK258 | LIMOD |
| 2006-05-08 | KOK258 | LTSAPR |
| 2006-05-06 | KOK258 | LIAUA |
| 2005-09-28 | KOK258 | LTSAPR |
| 2005-09-28 | KOK258 | LIAUA |
| 2005-04-07 | KOK258 | LIASS |
| 2005-03-16 | KOK258 | LTSAPR |
| 2003-09-14 | KOK258 | LIASS |
| 2002-11-15 | KOK258 | LIASS |
| 2002-03-14 | KOK258 | LIAUA |
| 2002-03-04 | KOK258 | AUDOPR |
| 2002-02-15 | KOK258 | LITRAN |
| 2002-01-30 | KOK258 | LIREN |
| 2002-01-28 | KOK258 | LETRES |
| 2000-11-24 | KOK258 | LICCNV |
| 1997-04-25 | KOK258 | AUTHPR |
| 1997-04-25 | KOK258 | LIRMD |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 1887247 | 2026-08-02 01:25:53 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
|---|
| Call Sign | KOK258 | ULS 1887247 | 2026-08-02 01:25:53 |
| Status | C | ULS 1887247 | 2026-08-02 01:25:53 |
| Service | IG | ULS 1887247 | 2026-08-02 01:25:53 |
| Grant Date | 2012-04-21 | ULS 1887247 | 2026-08-02 01:25:53 |
| Expiration Date | 2022-04-25 | ULS 1887247 | 2026-08-02 01:25:53 |
| Cancellation Date | 2022-02-04 | ULS 1887247 | 2026-08-02 01:25:53 |