Universal Licensing System
WRKN555
Ryder System Inc
License details
| ULS identifier | 4379063 |
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| Call sign | WRKN555 |
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| Radio service | IG |
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| Status | A |
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| Grant date | 2021-01-23 |
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| Expiration | 2031-01-23 |
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| Frequency range | 456.3375 - 456.5375 MHz (3 frequencies) |
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| Locations | 1 |
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| Representative location | Joliet, WILL, IL |
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| Coordinates | 41.4761111, -88.1644444 |
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| Source archive | l_LMpriv.zip |
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| Dataset refreshed | 2026-08-02 01:19:19 |
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Frequency assignments
| Location | Antenna | Station class | Assigned MHz | Upper MHz | Carrier MHz | Output W | ERP W | Altitude |
|---|
| 1 | 1 | MO | 456.33750000 | | | 5.000000 | 5.000000 | |
| 1 | 1 | MO | 456.41250000 | | | 5.000000 | 5.000000 | |
| 1 | 1 | MO | 456.53750000 | | | 5.000000 | 5.000000 | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 1 | 1 | 456.33750000 | | 7K60FXE |
| 1 | 1 | 456.41250000 | | 7K60FXE |
| 1 | 1 | 456.53750000 | | 7K60FXE |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|
| 1 | T | 3500 Channahon, Joliet, WILL, IL | 41.47611111, -88.16444444 | | | | |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
|---|
| 1 | 1 | T | | | | | | | |
Control points
| Number | Address | County | Phone |
|---|
| 1 | 3500 Channahon Road, Joliet, IL | WILL | 2246276523 |
License history
| Date | File or call sign | Action |
|---|
| 2021-01-23 | WRKN555 | LIISS |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 4379063 | 2026-08-02 01:19:19 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
|---|
| Call Sign | WRKN555 | ULS 4379063 | 2026-08-02 01:19:19 |
| Status | A | ULS 4379063 | 2026-08-02 01:19:19 |
| Service | IG | ULS 4379063 | 2026-08-02 01:19:19 |
| Grant Date | 2021-01-23 | ULS 4379063 | 2026-08-02 01:19:19 |
| Expiration Date | 2031-01-23 | ULS 4379063 | 2026-08-02 01:19:19 |