Universal Licensing System
WPYU857
City of Chicago - Office of Public Safety Administration
License details
| ULS identifier | 2558358 |
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| Call sign | WPYU857 |
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| Radio service | PA |
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| Status | A |
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| Grant date | 2023-08-22 |
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| Expiration | 2033-11-04 |
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| Frequency range | 4940 - 4990 MHz (2 frequencies) |
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| Locations | 2 |
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| Representative location | COOK, IL |
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| Source archive | l_LMpriv.zip |
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| Dataset refreshed | 2026-08-02 01:18:50 |
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Licensee
| Name | City of Chicago - Office of Public Safety Administration |
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| Applicant type | G |
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| FRN | 0002833416 |
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| Location | Chicago, IL |
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| Address | 1411 W Madison St, Chicago, IL, 60607 |
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| Phone | 3127469225 |
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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 | | 4940.00000000 | 4990.00000000 | | | | |
| 2 | 1 | | 4940.00000000 | 4990.00000000 | | | | |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|
| 1 | T | COOK, IL | | | | | |
| 2 | T | COOK, IL | | | | | |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
|---|
| 1 | 1 | | | | | | | | |
| 1 | 2 | | | | | | | | |
Control points
| Number | Address | County | Phone |
|---|
| 1 | 1411 W. Madison, Chicago, IL | COOK | 3127469241 |
Special conditions
| Type | Condition code |
|---|
| P | 1035 |
| P | 3055 |
| P | 3059 |
| P | 4020 |
License history
| Date | File or call sign | Action |
|---|
| 2023-08-22 | WPYU857 | LIREN |
| 2023-08-14 | WPYU857 | LETRES |
| 2021-03-26 | WPYU857 | LIAUA |
| 2019-03-19 | WPYU857 | LIAUA |
| 2019-02-20 | WPYU857 | LIAUA |
| 2015-08-04 | WPYU857 | LIAUA |
| 2015-07-31 | WPYU857 | ESUAPR |
| 2013-08-22 | WPYU857 | LIREN |
| 2013-08-21 | WPYU857 | ESUAPR |
| 2013-08-12 | WPYU857 | LETRES |
| 2013-08-06 | WPYU857 | ESURNW |
| 2008-05-31 | WPYU857 | LIAUA |
| 2008-05-30 | WPYU857 | ESUAPR |
| 2008-05-13 | WPYU857 | LIAUA |
| 2008-05-12 | WPYU857 | ESUAPR |
| 2007-11-14 | WPYU857 | LIAUA |
| 2007-11-10 | WPYU857 | ESUAPR |
| 2007-07-09 | WPYU857 | LTSAPR |
| 2007-07-07 | WPYU857 | LIAUA |
| 2007-05-22 | WPYU857 | LIMOD |
| 2006-10-11 | WPYU857 | LTSAPR |
| 2003-11-04 | WPYU857 | LIISS |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 2558358 | 2026-08-02 01:18:50 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
|---|
| Call Sign | WPYU857 | ULS 2558358 | 2026-08-02 01:18:50 |
| Status | A | ULS 2558358 | 2026-08-02 01:18:50 |
| Service | PA | ULS 2558358 | 2026-08-02 01:18:50 |
| Grant Date | 2023-08-22 | ULS 2558358 | 2026-08-02 01:18:50 |
| Expiration Date | 2033-11-04 | ULS 2558358 | 2026-08-02 01:18:50 |