Universal Licensing System
WNHF685
Exxon Mobil Corporation
License details
| ULS identifier | 1840885 |
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| Call sign | WNHF685 |
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| Radio service | IG |
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| Status | A |
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| Grant date | 2021-10-04 |
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| Expiration | 2031-10-09 |
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| Frequency range | 452.625 - 457.625 MHz (2 frequencies) |
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| Locations | 3 |
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| Representative location | GLENDIVE, DAWSON, MT |
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| Coordinates | 47.0552778, -104.6716111 |
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| Source archive | l_LMpriv.zip |
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| Dataset refreshed | 2026-08-02 01:23:05 |
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Frequency assignments
| Location | Antenna | Station class | Assigned MHz | Upper MHz | Carrier MHz | Output W | ERP W | Altitude |
|---|
| 1 | 1 | FX2 | 452.62500000 | | | 35.000000 | 35.000000 | |
| 2 | 1 | FX1 | 457.62500000 | | | 25.000000 | 25.000000 | |
| 3 | 1 | FXOT | 457.62500000 | | | 25.000000 | 25.000000 | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 1 | 1 | 452.62500000 | | 11K2F2D |
| 2 | 1 | 457.62500000 | | 11K2F2D |
| 3 | 1 | 457.62500000 | | 11K2F2D |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|
| 1 | T | 9.5 MI SSW, GLENDIVE, DAWSON, MT | 47.05527778, -104.67161111 | 809.000 m | | | N |
| 2 | T | PRODUCTION OFFICE 1 MI N, BAKER, FALLON, MT | 46.38194444, -104.26716667 | 899.000 m | | | N |
| 3 | T | | | | | | |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
|---|
| 1 | 1 | T | | 85.000 m | | | | | |
| 1 | 2 | T | | 20.000 m | | | | | |
| 1 | 3 | T | | | | | | | |
Control points
| Number | Address | County | Phone |
|---|
| 1 | BAKER PRODUCTION OFC 1 MI N, BAKER, MT | | 4067783361 |
License history
| Date | File or call sign | Action |
|---|
| 2026-07-21 | WNHF685 | LIAUA |
| 2023-11-03 | WNHF685 | LIASS |
| 2021-10-04 | WNHF685 | LIREN |
| 2012-02-13 | WNHF685 | LIASS |
| 2012-01-27 | WNHF685 | LTSAPR |
| 2011-08-04 | WNHF685 | LIREN |
| 2011-07-13 | WNHF685 | LTSAPR |
| 2001-10-30 | WNHF685 | AUDOPR |
| 2001-08-18 | WNHF685 | LIREN |
| 2001-07-16 | WNHF685 | LETRES |
| 2000-11-23 | WNHF685 | LICCNV |
| 1999-06-17 | WNHF685 | AUTHPR |
| 1999-06-17 | WNHF685 | LIMOD |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 1840885 | 2026-08-02 01:23:05 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
|---|
| Call Sign | WNHF685 | ULS 1840885 | 2026-08-02 01:23:05 |
| Status | A | ULS 1840885 | 2026-08-02 01:23:05 |
| Service | IG | ULS 1840885 | 2026-08-02 01:23:05 |
| Grant Date | 2021-10-04 | ULS 1840885 | 2026-08-02 01:23:05 |
| Expiration Date | 2031-10-09 | ULS 1840885 | 2026-08-02 01:23:05 |