Universal Licensing System
WOO4
Montana Aeronautics
License details
| ULS identifier | 1980465 |
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| Call sign | WOO4 |
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| Radio service | AF |
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| Status | A |
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| Grant date | 2026-01-23 |
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| Expiration | 2035-12-15 |
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| Frequency range | 123 MHz |
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| Locations | 1 |
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| Representative location | BUTTE, SILVER BOW, MT |
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| Coordinates | 45.9538056, -112.4969722 |
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| Source archive | l_coast.zip |
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| Dataset refreshed | 2026-08-02 02:08:18 |
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Frequency assignments
| Location | Antenna | Station class | Assigned MHz | Upper MHz | Carrier MHz | Output W | ERP W | Altitude |
|---|
| 1 | 1 | FAA | 123.00000000 | | | 10.000000 | | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 1 | 1 | 123.00000000 | | 6K00A3E |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|
| 1 | T | BERT MOONEY AIRPORT, BUTTE, SILVER BOW, MT | 45.95380556, -112.49697222 | 1695.000 m | B | 11.000 m overall | |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
|---|
| 1 | 1 | T | | 13.000 m | | | | | |
License history
| Date | File or call sign | Action |
|---|
| 2026-01-23 | WOO4 | LIREN |
| 2025-11-15 | WOO4 | ESURNW |
| 2025-10-16 | WOO4 | ESURNW |
| 2025-09-22 | WOO4 | LETRES |
| 2022-11-15 | WOO4 | LIAUA |
| 2022-10-18 | WOO4 | LIAUA |
| 2020-07-21 | WOO4 | LIAUA |
| 2019-08-14 | WOO4 | LIAUA |
| 2015-12-02 | WOO4 | LIREN |
| 2015-09-21 | WOO4 | LETRES |
| 2015-05-28 | WOO4 | LIAUA |
| 2015-05-27 | WOO4 | ESUAPR |
| 2005-11-04 | WOO4 | LIREN |
| 2005-10-06 | WOO4 | LIAUA |
| 2005-10-05 | WOO4 | ESUAPR |
| 2005-09-26 | WOO4 | ESURNW |
| 2005-09-19 | WOO4 | LETRES |
| 2003-12-16 | WOO4 | LIAUA |
| 2001-04-27 | WOO4 | LICCNV |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 1980465 | 2026-08-02 02:08:18 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
|---|
| Call Sign | WOO4 | ULS 1980465 | 2026-08-02 02:08:18 |
| Status | A | ULS 1980465 | 2026-08-02 02:08:18 |
| Service | AF | ULS 1980465 | 2026-08-02 02:08:18 |
| Grant Date | 2026-01-23 | ULS 1980465 | 2026-08-02 02:08:18 |
| Expiration Date | 2035-12-15 | ULS 1980465 | 2026-08-02 02:08:18 |