Universal Licensing System
WRKR991
T-Mobile MW LLC
License details
| ULS identifier | 4384659 |
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| Call sign | WRKR991 |
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| Radio service | CF |
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| Status | A |
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| Grant date | 2021-02-04 |
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| Expiration | 2031-02-04 |
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| Frequency range | 10855 MHz |
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| Locations | 2 |
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| Representative location | COLLINSVILLE, TULSA, OK |
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| Coordinates | 36.3652778, -95.8344444 |
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| Source archive | l_micro.zip |
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| Dataset refreshed | 2026-08-02 02:46:33 |
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Frequency assignments
| Location | Antenna | Station class | Assigned MHz | Upper MHz | Carrier MHz | Output W | ERP W | Altitude |
|---|
| 1 | 1 | FXO | 10855.00000000 | | | | | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 1 | 1 | 10855.00000000 | | 40M0D7W |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|
| 1 | T | 111 N 9TH, COLLINSVILLE, TULSA, OK | 36.36527778, -95.83444444 | 190.800 m | POLE | 45.700 m structure / 50.300 m overall | N |
| 2 | R | | 36.40400000, -95.76191667 | 210.600 m | | | |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
|---|
| 1 | 1 | T | RFS UXA4-107D RF | | V | 40.4000 | 56.5000 | | |
| 1 | 2 | R | RFS UXA4-107D RF | | | 40.4000 | | | |
License history
| Date | File or call sign | Action |
|---|
| 2026-07-24 | WRKR991 | LIAUA |
| 2025-09-03 | WRKR991 | LIASS |
| 2025-08-01 | WRKR991 | LIASS |
| 2023-12-08 | WRKR991 | LIAUA |
| 2022-07-19 | WRKR991 | LIMOD |
| 2021-02-04 | WRKR991 | LIISS |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 4384659 | 2026-08-02 02:46:33 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
|---|
| Call Sign | WRKR991 | ULS 4384659 | 2026-08-02 02:46:33 |
| Status | A | ULS 4384659 | 2026-08-02 02:46:33 |
| Service | CF | ULS 4384659 | 2026-08-02 02:46:33 |
| Grant Date | 2021-02-04 | ULS 4384659 | 2026-08-02 02:46:33 |
| Expiration Date | 2031-02-04 | ULS 4384659 | 2026-08-02 02:46:33 |