Universal Licensing System
WRDR556
Village of River Forest
License details
| ULS identifier | 4176338 |
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| Call sign | WRDR556 |
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| Radio service | MG |
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| Status | A |
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| Grant date | 2019-07-03 |
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| Expiration | 2029-07-03 |
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| Frequency range | 956.36875 MHz |
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| Locations | 1 |
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| Representative location | River Forest, COOK, IL |
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| Coordinates | 41.8997222, -87.8138889 |
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| Source archive | l_micro.zip |
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| Dataset refreshed | 2026-08-02 02:44:44 |
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Frequency assignments
| Location | Antenna | Station class | Assigned MHz | Upper MHz | Carrier MHz | Output W | ERP W | Altitude |
|---|
| 1 | 1 | MO | 956.36875000 | | | | | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 1 | 1 | 956.36875000 | | 12K5A1D |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|
| 1 | T | River Forest, COOK, IL | 41.89972222, -87.81388889 | | | | |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
|---|
| 1 | 1 | T | Algon 3157.03.00.00 | | V | 5.0000 | 360.0000 | | |
| 2 | 1 | R | Sensus 510 | | | 2.2000 | | | |
Control points
| Number | Address | County | Phone |
|---|
| 1 | 400 Park Avenue, River Forest, IL | COOK | 7083668500 |
License history
| Date | File or call sign | Action |
|---|
| 2019-07-03 | WRDR556 | LIISS |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 4176338 | 2026-08-02 02:44:44 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
|---|
| Call Sign | WRDR556 | ULS 4176338 | 2026-08-02 02:44:44 |
| Status | A | ULS 4176338 | 2026-08-02 02:44:44 |
| Service | MG | ULS 4176338 | 2026-08-02 02:44:44 |
| Grant Date | 2019-07-03 | ULS 4176338 | 2026-08-02 02:44:44 |
| Expiration Date | 2029-07-03 | ULS 4176338 | 2026-08-02 02:44:44 |