Universal Licensing System
WRMB366
AT&T Mobility Spectrum, LLC
License details
| ULS identifier | 4422844 |
|---|
| Call sign | WRMB366 |
|---|
| Radio service | CF |
|---|
| Status | A |
|---|
| Grant date | 2021-03-16 |
|---|
| Expiration | 2031-03-16 |
|---|
| Frequency range | 6226.89 - 6315.84 MHz (3 frequencies) |
|---|
| Locations | 2 |
|---|
| Representative location | YUMA, YUMA, AZ |
|---|
| Coordinates | 32.7055278, -114.5958611 |
|---|
| Source archive | l_micro.zip |
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| Dataset refreshed | 2026-08-24 01:42:56 |
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Frequency assignments
| Location | Antenna | Station class | Assigned MHz | Upper MHz | Carrier MHz | Output W | ERP W | Altitude |
|---|
| 1 | 3 | FXO | 6226.89000000 | | | | | |
| 1 | 4 | FXO | 6256.54000000 | | | | | |
| 1 | 3 | FXO | 6315.84000000 | | | | | |
| 1 | 4 | FXO | 6315.84000000 | | | | | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 1 | 3 | 6226.89000000 | | 30M0D7W |
| 1 | 3 | 6226.89000000 | | 30M0D7W |
| 1 | 3 | 6226.89000000 | | 30M0D7W |
| 1 | 3 | 6226.89000000 | | 30M0D7W |
| 1 | 3 | 6226.89000000 | | 30M0D7W |
| 1 | 3 | 6226.89000000 | | 30M0D7W |
| 1 | 3 | 6226.89000000 | | 30M0D7W |
| 1 | 3 | 6226.89000000 | | 30M0D7W |
| 1 | 3 | 6226.89000000 | | 30M0D7W |
| 1 | 4 | 6256.54000000 | | 30M0D7W |
| 1 | 4 | 6256.54000000 | | 30M0D7W |
| 1 | 4 | 6256.54000000 | | 30M0D7W |
| 1 | 4 | 6256.54000000 | | 30M0D7W |
| 1 | 4 | 6256.54000000 | | 30M0D7W |
| 1 | 4 | 6256.54000000 | | 30M0D7W |
| 1 | 4 | 6256.54000000 | | 30M0D7W |
| 1 | 4 | 6256.54000000 | | 30M0D7W |
| 1 | 4 | 6256.54000000 | | 30M0D7W |
| 1 | 3 | 6315.84000000 | | 30M0D7W |
| 1 | 3 | 6315.84000000 | | 30M0D7W |
| 1 | 3 | 6315.84000000 | | 30M0D7W |
| 1 | 3 | 6315.84000000 | | 30M0D7W |
| 1 | 3 | 6315.84000000 | | 30M0D7W |
| 1 | 3 | 6315.84000000 | | 30M0D7W |
| 1 | 3 | 6315.84000000 | | 30M0D7W |
| 1 | 3 | 6315.84000000 | | 30M0D7W |
| 1 | 3 | 6315.84000000 | | 30M0D7W |
| 1 | 4 | 6315.84000000 | | 30M0D7W |
| 1 | 4 | 6315.84000000 | | 30M0D7W |
| 1 | 4 | 6315.84000000 | | 30M0D7W |
| 1 | 4 | 6315.84000000 | | 30M0D7W |
| 1 | 4 | 6315.84000000 | | 30M0D7W |
| 1 | 4 | 6315.84000000 | | 30M0D7W |
| 1 | 4 | 6315.84000000 | | 30M0D7W |
| 1 | 4 | 6315.84000000 | | 30M0D7W |
| 1 | 4 | 6315.84000000 | | 30M0D7W |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|
| 1 | T | 2239 EAST 12TH STREET, YUMA, YUMA, AZ | 32.70552778, -114.59586111 | 39.300 m | MTOWER | 30.800 m structure / 30.800 m overall | N |
| 2 | R | | 32.86688889, -114.42083333 | 188.700 m | | | |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
|---|
| 3 | 1 | T | ANDREW CORPORATION USX8-6W | | H | 41.6000 | 42.5000 | | |
| 3 | 2 | R | ANDREW CORPORATION USX8-6W | | | 41.6000 | | | |
| 4 | 1 | T | ANDREW CORPORATION USX8-6W | | V | 41.6000 | 42.5000 | | |
| 4 | 2 | R | ANDREW CORPORATION USX8-6W | | | 41.6000 | | | |
License history
| Date | File or call sign | Action |
|---|
| 2026-04-23 | WRMB366 | LIMOD |
| 2025-09-04 | WRMB366 | LIAUA |
| 2025-06-12 | WRMB366 | LIMOD |
| 2024-01-25 | WRMB366 | LIAUA |
| 2023-01-18 | WRMB366 | LIAUA |
| 2023-01-12 | WRMB366 | LIAUA |
| 2021-03-16 | WRMB366 | LIISS |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 4422844 | 2026-08-24 01:42:56 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
|---|
| Call Sign | WRMB366 | ULS 4422844 | 2026-08-24 01:42:56 |
| Status | A | ULS 4422844 | 2026-08-24 01:42:56 |
| Service | CF | ULS 4422844 | 2026-08-24 01:42:56 |
| Grant Date | 2021-03-16 | ULS 4422844 | 2026-08-24 01:42:56 |
| Expiration Date | 2031-03-16 | ULS 4422844 | 2026-08-24 01:42:56 |