Universal Licensing System
WRMU855
AT&T Mobility Spectrum, LLC
License details
| ULS identifier | 4457387 |
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| Call sign | WRMU855 |
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| Radio service | CF |
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| Status | A |
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| Grant date | 2021-06-08 |
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| Expiration | 2031-06-08 |
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| Frequency range | 10755 - 10875 MHz (4 frequencies) |
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| Locations | 2 |
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| Representative location | Willcox, COCHISE, AZ |
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| Coordinates | 32.0351389, -109.6874167 |
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| Source archive | l_micro.zip |
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| Dataset refreshed | 2026-08-02 02:47:16 |
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Frequency assignments
| Location | Antenna | Station class | Assigned MHz | Upper MHz | Carrier MHz | Output W | ERP W | Altitude |
|---|
| 1 | 1 | FXO | 10755.00000000 | | | | | |
| 1 | 2 | FXO | 10795.00000000 | | | | | |
| 1 | 1 | FXO | 10835.00000000 | | | | | |
| 1 | 2 | FXO | 10875.00000000 | | | | | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 1 | 1 | 10755.00000000 | | 30M0D7W |
| 1 | 2 | 10795.00000000 | | 30M0D7W |
| 1 | 1 | 10835.00000000 | | 30M0D7W |
| 1 | 2 | 10875.00000000 | | 30M0D7W |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|
| 1 | T | 5290 EAST SWANSON ROAD, Willcox, COCHISE, AZ | 32.03513889, -109.68741667 | 1321.900 m | LTOWER | 54.900 m structure / 54.900 m overall | |
| 2 | R | | 31.91891667, -109.82911111 | 1336.900 m | | | |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
|---|
| 1 | 1 | T | ANDREW CORPORATION USX6-11W | | V | 43.6000 | 226.1000 | | |
| 1 | 2 | R | ANDREW CORPORATION USX6-11W | | | 43.6000 | | | |
| 2 | 1 | T | ANDREW CORPORATION USX6-11W | | H | 43.6000 | 226.1000 | | |
| 2 | 2 | R | ANDREW CORPORATION USX6-11W | | | 43.6000 | | | |
License history
| Date | File or call sign | Action |
|---|
| 2025-09-04 | WRMU855 | LIAUA |
| 2024-01-25 | WRMU855 | LIAUA |
| 2023-01-18 | WRMU855 | LIAUA |
| 2023-01-12 | WRMU855 | LIAUA |
| 2021-06-08 | WRMU855 | LIISS |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 4457387 | 2026-08-02 02:47:16 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
|---|
| Call Sign | WRMU855 | ULS 4457387 | 2026-08-02 02:47:16 |
| Status | A | ULS 4457387 | 2026-08-02 02:47:16 |
| Service | CF | ULS 4457387 | 2026-08-02 02:47:16 |
| Grant Date | 2021-06-08 | ULS 4457387 | 2026-08-02 02:47:16 |
| Expiration Date | 2031-06-08 | ULS 4457387 | 2026-08-02 02:47:16 |