Universal Licensing System
WNTH421
Tribune Media Company
License details
| ULS identifier | 1021703 |
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| Call sign | WNTH421 |
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| Radio service | MG |
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| Status | A |
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| Grant date | 2020-10-28 |
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| Expiration | 2030-11-29 |
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| Frequency range | 21820 MHz |
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| Locations | 2 |
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| Representative location | CHICAGO, COOK, IL |
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| Coordinates | 41.8838333, -87.6316667 |
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| Source archive | l_micro.zip |
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| Dataset refreshed | 2026-08-02 02:44:34 |
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Licensee
| Name | Tribune Media Company |
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| Applicant type | C |
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| FRN | 0005047105 |
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| Location | Irving, TX |
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| Address | c/o Nexstar Inc.; 545 E. John Carpenter Freeway, Suite 700, Irving, TX, 75062 |
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| Phone | 9723738800 |
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| Email | [email protected] |
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Frequency assignments
| Location | Antenna | Station class | Assigned MHz | Upper MHz | Carrier MHz | Output W | ERP W | Altitude |
|---|
| 1 | 1 | FXO | 21820.00000000 | | | | | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 1 | 1 | 21820.00000000 | | 40M0F8W |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|
| 1 | T | 121 N LA SALLE, CHICAGO, COOK, IL | 41.88383333, -87.63166667 | 181.400 m | BANT | 30.500 m structure / 30.500 m overall | N |
| 2 | R | | 41.89891667, -87.62311111 | 180.700 m | | | |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
|---|
| 1 | 1 | T | MRC MICROLINK I 15 | | V | 35.1000 | 23.0000 | | |
| 1 | 2 | R | MRC MICROLINK I 15 | | | 35.1000 | | | |
Control points
| Number | Address | County | Phone |
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| 1 | 2501 WEST BRADLEY PLACE, CHICAGO, IL | COOK | 7735282311 |
License history
| Date | File or call sign | Action |
|---|
| 2022-07-02 | WNTH421 | LIAUA |
| 2020-10-28 | WNTH421 | LIREN |
| 2020-09-07 | WNTH421 | LETRES |
| 2019-12-31 | WNTH421 | LIASS |
| 2019-09-19 | WNTH421 | LITRAN |
| 2016-02-27 | WNTH421 | LIAUA |
| 2016-02-26 | WNTH421 | ESCAPR |
| 2015-02-18 | WNTH421 | AUTHPR |
| 2015-02-15 | WNTH421 | FRATRM |
| 2015-02-15 | WNTH421 | ANATRM |
| 2015-02-15 | WNTH421 | PAATRM |
| 2014-12-10 | WNTH421 | PNLISR |
| 2014-12-10 | WNTH421 | LETTRS |
| 2014-08-05 | WNTH421 | LETCNS |
| 2013-05-01 | WNTH421 | LIMOD |
| 2013-04-29 | WNTH421 | ESCAPR |
| 2013-01-25 | WNTH421 | ESCAPR |
| 2012-12-31 | WNTH421 | LIASS |
| 2011-05-11 | WNTH421 | LIMOD |
| 2011-03-24 | WNTH421 | AUTHPR |
| 2011-03-23 | WNTH421 | ESUAPR |
| 2010-11-03 | WNTH421 | LTSAPR |
| 2010-11-03 | WNTH421 | LIREN |
| 2010-09-06 | WNTH421 | LETRES |
| 2010-04-30 | WNTH421 | LTSAPR |
| 2009-03-24 | WNTH421 | LIASS |
| 2008-12-19 | WNTH421 | LTSAPR |
| 2007-12-20 | WNTH421 | LITRAN |
| 2007-06-04 | WNTH421 | LITRAN |
| 2007-05-09 | WNTH421 | ESCAPR |
| 2007-05-01 | WNTH421 | ESCAPR |
| 2000-10-19 | WNTH421 | LIREN |
| 2000-09-03 | WNTH421 | LETRES |
| 1999-08-14 | WNTH421 | LICCNV |
| 1995-09-19 | WNTH421 | LIREN |
| 1990-11-29 | WNTH421 | LIISS |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 1021703 | 2026-08-02 02:44:34 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
|---|
| Call Sign | WNTH421 | ULS 1021703 | 2026-08-02 02:44:34 |
| Status | A | ULS 1021703 | 2026-08-02 02:44:34 |
| Service | MG | ULS 1021703 | 2026-08-02 02:44:34 |
| Grant Date | 2020-10-28 | ULS 1021703 | 2026-08-02 02:44:34 |
| Expiration Date | 2030-11-29 | ULS 1021703 | 2026-08-02 02:44:34 |