Universal Licensing System
WPNM557
UNION PACIFIC RAILROAD COMPANY
License details
| ULS identifier | 1045923 |
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| Call sign | WPNM557 |
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| Radio service | MG |
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| Status | A |
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| Grant date | 2018-03-21 |
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| Expiration | 2028-04-20 |
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| Frequency range | 957.25 MHz |
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| Locations | 2 |
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| Representative location | BRIDGE CITY, JEFFERSON, LA |
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| Coordinates | 29.9346389, -90.2464444 |
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| Source archive | l_micro.zip |
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| Dataset refreshed | 2026-08-02 02:45:17 |
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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 | 957.25000000 | | | | | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
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| 1 | 1 | 957.25000000 | | 50K0F9W |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
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| 1 | T | 2782' NW OF INT MODERN FARM RD & RR TRACKS, BRIDGE CITY, JEFFERSON, LA | 29.93463889, -90.24644444 | 1.800 m | | 16.800 m structure / 16.800 m overall | |
| 2 | R | | 29.92769444, -90.15588889 | 1.500 m | | | |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
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| 1 | 1 | T | | | V | 20.2000 | 95.0000 | | |
| 1 | 2 | R | | | | 20.2000 | | | |
License history
| Date | File or call sign | Action |
|---|
| 2023-10-12 | WPNM557 | LIAUA |
| 2018-03-21 | WPNM557 | LIREN |
| 2018-01-22 | WPNM557 | LETRES |
| 2008-01-23 | WPNM557 | LIREN |
| 2004-12-18 | WPNM557 | LIAUA |
| 2004-12-17 | WPNM557 | ESUAPR |
| 2000-11-29 | WPNM557 | LIAUA |
| 2000-11-22 | WPNM557 | LIAUA |
| 2000-09-29 | WPNM557 | LIAUA |
| 2000-06-20 | WPNM557 | LIAUA |
| 2000-05-03 | WPNM557 | LIAUA |
| 1999-08-14 | WPNM557 | LICCNV |
| 1998-04-20 | WPNM557 | LIISS |
Sources and provenance
| Source | Source record | Retrieved | Match |
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| ULS | 1045923 | 2026-08-02 02:45:17 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
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| Call Sign | WPNM557 | ULS 1045923 | 2026-08-02 02:45:17 |
| Status | A | ULS 1045923 | 2026-08-02 02:45:17 |
| Service | MG | ULS 1045923 | 2026-08-02 02:45:17 |
| Grant Date | 2018-03-21 | ULS 1045923 | 2026-08-02 02:45:17 |
| Expiration Date | 2028-04-20 | ULS 1045923 | 2026-08-02 02:45:17 |