Universal Licensing System
WRFM900
AT&T Mobility Spectrum, LLC
License details
| ULS identifier | 4267957 |
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| Call sign | WRFM900 |
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| Radio service | CF |
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| Status | A |
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| Grant date | 2020-03-31 |
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| Expiration | 2030-03-31 |
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| Frequency range | 11265 - 11345 MHz (2 frequencies) |
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| Locations | 2 |
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| Representative location | ROSEBUD, ROSEBUD, MT |
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| Coordinates | 45.8473056, -106.5986389 |
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| Source archive | l_micro.zip |
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| Dataset refreshed | 2026-08-02 02:47:18 |
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Frequency assignments
| Location | Antenna | Station class | Assigned MHz | Upper MHz | Carrier MHz | Output W | ERP W | Altitude |
|---|
| 1 | 1 | FXO | 11265.00000000 | | | | | |
| 1 | 1 | FXO | 11345.00000000 | | | | | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 1 | 1 | 11265.00000000 | | 40M0D7W |
| 1 | 1 | 11345.00000000 | | 40M0D7W |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|
| 1 | T | HIGHWAY 39, ROSEBUD, ROSEBUD, MT | 45.84730556, -106.59863889 | 1107.000 m | GTOWER | 30.500 m structure / 30.500 m overall | |
| 2 | R | | 45.90402778, -106.62927778 | 1024.100 m | | | |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
|---|
| 1 | 1 | T | RADIO WAVES INC. HPD3-11 | | V | 38.5000 | 339.3000 | | |
| 1 | 2 | R | RADIO WAVES INC. HPD4-11 | | | 41.0000 | | | |
License history
| Date | File or call sign | Action |
|---|
| 2025-09-04 | WRFM900 | LIAUA |
| 2024-01-25 | WRFM900 | LIAUA |
| 2023-01-18 | WRFM900 | LIAUA |
| 2023-01-12 | WRFM900 | LIAUA |
| 2020-03-31 | WRFM900 | LIISS |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 4267957 | 2026-08-02 02:47:18 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
|---|
| Call Sign | WRFM900 | ULS 4267957 | 2026-08-02 02:47:18 |
| Status | A | ULS 4267957 | 2026-08-02 02:47:18 |
| Service | CF | ULS 4267957 | 2026-08-02 02:47:18 |
| Grant Date | 2020-03-31 | ULS 4267957 | 2026-08-02 02:47:18 |
| Expiration Date | 2030-03-31 | ULS 4267957 | 2026-08-02 02:47:18 |