Universal Licensing System
WRFF444
UNION PACIFIC RAILROAD COMPANY
License details
| ULS identifier | 4252583 |
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| Call sign | WRFF444 |
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| Radio service | MG |
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| Status | A |
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| Grant date | 2020-02-19 |
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| Expiration | 2030-02-19 |
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| Frequency range | 932.6375 MHz |
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| Locations | 2 |
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| Representative location | JOLIET, WILL, IL |
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| Coordinates | 41.4838889, -88.0892222 |
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| Source archive | l_micro.zip |
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| Dataset refreshed | 2026-08-24 01:40:27 |
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Frequency assignments
| Location | Antenna | Station class | Assigned MHz | Upper MHz | Carrier MHz | Output W | ERP W | Altitude |
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| 1 | 1 | FXO | 932.63750000 | | | | | |
Sources and provenance
| Source | Source record | Retrieved | Match |
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| ULS | 4252583 | 2026-08-24 01:40:27 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
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| Call Sign | WRFF444 | ULS 4252583 | 2026-08-24 01:40:27 |
| Status | A | ULS 4252583 | 2026-08-24 01:40:27 |
| Service | MG | ULS 4252583 | 2026-08-24 01:40:27 |
| Grant Date | 2020-02-19 | ULS 4252583 | 2026-08-24 01:40:27 |
| Expiration Date | 2030-02-19 | ULS 4252583 | 2026-08-24 01:40:27 |