Universal Licensing System
WRMP311
AT&T Mobility Spectrum, LLC
License details
| ULS identifier | 4446977 |
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| Call sign | WRMP311 |
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| Radio service | CF |
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| Status | A |
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| Grant date | 2021-05-11 |
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| Expiration | 2031-05-11 |
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| Frequency range | 6345.49 - 6404.79 MHz (2 frequencies) |
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| Locations | 2 |
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| Representative location | OGLALA, SHANNON, SD |
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| Coordinates | 43.1820278, -102.9936389 |
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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 | 6345.49000000 | | | | | |
| 1 | 1 | FXO | 6404.79000000 | | | | | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 1 | 1 | 6345.49000000 | | 30M0D7W |
| 1 | 1 | 6404.79000000 | | 30M0D7W |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|
| 1 | T | 111 CASINO DRIVE, OGLALA, SHANNON, SD | 43.18202778, -102.99363889 | 950.400 m | GTOWER | 121.900 m structure / 123.400 m overall | |
| 2 | R | | 43.17641667, -103.23330556 | 1029.900 m | | | |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
|---|
| 1 | 1 | T | ANDREW CORPORATION USX8-6W | | V | 41.6000 | 268.3000 | | |
| 1 | 2 | R | ANDREW CORPORATION USX6-6W | | | 38.8000 | | | |
License history
| Date | File or call sign | Action |
|---|
| 2025-09-04 | WRMP311 | LIAUA |
| 2024-01-25 | WRMP311 | LIAUA |
| 2023-01-18 | WRMP311 | LIAUA |
| 2023-01-12 | WRMP311 | LIAUA |
| 2021-05-11 | WRMP311 | LIISS |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 4446977 | 2026-08-02 02:47:18 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
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| Call Sign | WRMP311 | ULS 4446977 | 2026-08-02 02:47:18 |
| Status | A | ULS 4446977 | 2026-08-02 02:47:18 |
| Service | CF | ULS 4446977 | 2026-08-02 02:47:18 |
| Grant Date | 2021-05-11 | ULS 4446977 | 2026-08-02 02:47:18 |
| Expiration Date | 2031-05-11 | ULS 4446977 | 2026-08-02 02:47:18 |