Universal Licensing System
WPAS638
UNION PACIFIC RAILROAD COMPANY
License details
| ULS identifier | 1781536 |
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| Call sign | WPAS638 |
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| Radio service | IG |
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| Status | A |
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| Grant date | 2022-09-30 |
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| Expiration | 2032-10-02 |
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| Frequency range | 160.32 - 451.95 MHz (4 frequencies) |
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| Locations | 1 |
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| Representative location | COMSTOCK, VAL VERDE, TX |
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| Coordinates | 29.6860556, -101.1776111 |
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| Source archive | l_LMpriv.zip |
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| Dataset refreshed | 2026-08-09 02:55:32 |
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Frequency assignments
| Location | Antenna | Station class | Assigned MHz | Upper MHz | Carrier MHz | Output W | ERP W | Altitude |
|---|
| 2 | 1 | FB | 160.32000000 | | | 40.000000 | 30.000000 | |
| 1 | 1 | FX1 | 161.04000000 | | | 45.000000 | 61.000000 | |
| 1 | 1 | FX1 | 161.16000000 | | | 45.000000 | 61.000000 | |
| 3 | 1 | FXO | 451.95000000 | | | 2.000000 | 4.800000 | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 2 | 1 | 160.32000000 | | 11K2F3E |
| 2 | 1 | 160.32000000 | | 4K00F1E |
| 1 | 1 | 161.04000000 | | 11K2F3E |
| 1 | 1 | 161.04000000 | | 4K00F1E |
| 1 | 1 | 161.16000000 | | 4K00F1E |
| 1 | 1 | 161.16000000 | | 11K2F3E |
| 3 | 1 | 451.95000000 | | 11K2F2D |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|
| 1 | T | UP MP 547.0 W END MAXON SIDING 30 MI, MARATHON, BREWSTER, TX | 30.07047222, -102.84988889 | 1060.000 m | TOWER | 38.000 m structure / 40.000 m overall | N |
| 2 | T | UP BLDG 1.2 MI S, SANDERSON, TERRELL, TX | 30.13213889, -102.39875000 | 937.000 m | B | 3.000 m structure / 3.000 m overall | N |
| 3 | T | UPRR RADIO BLDG. #1, COMSTOCK, VAL VERDE, TX | 29.68605556, -101.17761111 | 471.000 m | B | 12.100 m structure / 12.100 m overall | N |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
|---|
| 1 | 1 | T | | 24.000 m | V | 6.0000 | 360.0000 | -52.000 | |
| 1 | 2 | T | | 3.000 m | V | 6.0000 | 360.0000 | 61.000 | |
| 1 | 3 | T | | 12.100 m | H | 12.0000 | 294.1000 | 31.500 | |
Control points
| Number | Address | County | Phone |
|---|
| 1 | 1400 DOUGLAS ST STOP 0650, OMAHA, NE | DOUGLAS | 4025440392 |
| 2 | 1400 DOUGLAS ST STOP 0640, Omaha, NE | DOUGLAS | 4025446090 |
License history
| Date | File or call sign | Action |
|---|
| 2023-10-12 | WPAS638 | LIAUA |
| 2022-09-30 | WPAS638 | LIREN |
| 2022-07-11 | WPAS638 | LETRES |
| 2012-09-28 | WPAS638 | LIREN |
| 2012-09-27 | WPAS638 | ESUAPR |
| 2012-07-09 | WPAS638 | LETRES |
| 2011-11-10 | WPAS638 | LIMOD |
| 2005-05-16 | WPAS638 | LETCNS |
| 2004-08-16 | WPAS638 | LIMOD |
| 2002-08-02 | WPAS638 | LIREN |
| 2002-07-08 | WPAS638 | LETRES |
| 2002-03-04 | WPAS638 | AUDOPR |
| 2000-12-01 | WPAS638 | LIAUA |
| 2000-11-23 | WPAS638 | LICCNV |
| 2000-05-18 | WPAS638 | AUTHPR |
| 2000-05-09 | WPAS638 | LITRAN |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 1781536 | 2026-08-09 02:55:32 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
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| Call Sign | WPAS638 | ULS 1781536 | 2026-08-09 02:55:32 |
| Status | A | ULS 1781536 | 2026-08-09 02:55:32 |
| Service | IG | ULS 1781536 | 2026-08-09 02:55:32 |
| Grant Date | 2022-09-30 | ULS 1781536 | 2026-08-09 02:55:32 |
| Expiration Date | 2032-10-02 | ULS 1781536 | 2026-08-09 02:55:32 |