Universal Licensing System
WQYB487
AT&T Mobility Spectrum, LLC
License details
| ULS identifier | 3837641 |
|---|
| Call sign | WQYB487 |
|---|
| Radio service | CF |
|---|
| Status | A |
|---|
| Grant date | 2026-07-07 |
|---|
| Expiration | 2036-08-08 |
|---|
| Frequency range | 6375.14 - 6845 MHz (2 frequencies) |
|---|
| Locations | 2 |
|---|
| Representative location | SILVERTON, SAN JUAN, CO |
|---|
| Coordinates | 37.6980833, -107.7786111 |
|---|
| Source archive | l_micro.zip |
|---|
| 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 | 2 | FXO | 6375.14000000 | | | | | |
| 1 | 3 | FXO | 6375.14000000 | | | | | |
| 1 | 4 | FXO | 6845.00000000 | | | | | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 1 | 2 | 6375.14000000 | | 30M0D7W |
| 1 | 2 | 6375.14000000 | | 30M0D7W |
| 1 | 2 | 6375.14000000 | | 30M0D7W |
| 1 | 2 | 6375.14000000 | | 30M0D7W |
| 1 | 2 | 6375.14000000 | | 30M0D7W |
| 1 | 2 | 6375.14000000 | | 30M0D7W |
| 1 | 2 | 6375.14000000 | | 30M0D7W |
| 1 | 2 | 6375.14000000 | | 30M0D7W |
| 1 | 2 | 6375.14000000 | | 30M0D7W |
| 1 | 3 | 6375.14000000 | | 30M0D7W |
| 1 | 3 | 6375.14000000 | | 30M0D7W |
| 1 | 3 | 6375.14000000 | | 30M0D7W |
| 1 | 3 | 6375.14000000 | | 30M0D7W |
| 1 | 3 | 6375.14000000 | | 30M0D7W |
| 1 | 3 | 6375.14000000 | | 30M0D7W |
| 1 | 3 | 6375.14000000 | | 30M0D7W |
| 1 | 3 | 6375.14000000 | | 30M0D7W |
| 1 | 3 | 6375.14000000 | | 30M0D7W |
| 1 | 4 | 6845.00000000 | | 30M0D7W |
| 1 | 4 | 6845.00000000 | | 30M0D7W |
| 1 | 4 | 6845.00000000 | | 30M0D7W |
| 1 | 4 | 6845.00000000 | | 30M0D7W |
| 1 | 4 | 6845.00000000 | | 30M0D7W |
| 1 | 4 | 6845.00000000 | | 30M0D7W |
| 1 | 4 | 6845.00000000 | | 30M0D7W |
| 1 | 4 | 6845.00000000 | | 30M0D7W |
| 1 | 4 | 6845.00000000 | | 30M0D7W |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|
| 1 | T | ENGINEER MOUNTAIN, SILVERTON, SAN JUAN, CO | 37.69808333, -107.77861111 | 3241.600 m | LTOWER | 45.700 m structure / 47.900 m overall | N |
| 2 | R | | 37.36627778, -107.78388889 | 3008.400 m | | | |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
|---|
| 2 | 1 | T | ANDREW CORPORATION USX6-6W | | V | 38.8000 | 180.7000 | | |
| 2 | 2 | R | ANDREW CORPORATION USX6-6W | | | 38.8000 | | | |
| 3 | 1 | T | ANDREW CORPORATION USX6-6W | | H | 38.8000 | 180.7000 | | |
| 3 | 2 | R | ANDREW CORPORATION USX6-6W | | | 38.8000 | | | |
| 4 | 1 | T | ANDREW CORPORATION USX6-6W | | H | 38.8000 | 180.7000 | | |
| 4 | 2 | R | ANDREW CORPORATION USX6-6W | | | 38.8000 | | | |
License history
| Date | File or call sign | Action |
|---|
| 2026-07-07 | WQYB487 | LIREN |
| 2026-06-17 | WQYB487 | LIMOD |
| 2026-03-31 | WQYB487 | LETCNS |
| 2025-09-03 | WQYB487 | LIAUA |
| 2024-12-30 | WQYB487 | LIMOD |
| 2024-01-25 | WQYB487 | LIAUA |
| 2023-01-18 | WQYB487 | LIAUA |
| 2023-01-12 | WQYB487 | LIAUA |
| 2018-08-29 | WQYB487 | LIAUA |
| 2018-08-24 | WQYB487 | LIAUA |
| 2017-11-07 | WQYB487 | LETCNS |
| 2017-06-08 | WQYB487 | LIAUA |
| 2016-08-17 | WQYB487 | LIAUA |
| 2016-08-17 | WQYB487 | ESUAPR |
| 2016-08-08 | WQYB487 | LIISS |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 3837641 | 2026-08-02 02:47:18 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
|---|
| Call Sign | WQYB487 | ULS 3837641 | 2026-08-02 02:47:18 |
| Status | A | ULS 3837641 | 2026-08-02 02:47:18 |
| Service | CF | ULS 3837641 | 2026-08-02 02:47:18 |
| Grant Date | 2026-07-07 | ULS 3837641 | 2026-08-02 02:47:18 |
| Expiration Date | 2036-08-08 | ULS 3837641 | 2026-08-02 02:47:18 |