Universal Licensing System
WQBX251
55 West Monroe, LLC
License details
| ULS identifier | 2683092 |
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| Call sign | WQBX251 |
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| Radio service | IG |
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| Status | E |
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| Grant date | 2004-12-30 |
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| Expiration | 2014-12-30 |
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| Cancellation | 2015-03-07 |
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| Frequency range | 456.2625 - 466.875 MHz (5 frequencies) |
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| Locations | 1 |
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| Representative location | Chicago, COOK, IL |
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| Coordinates | 41.8808611, -87.6283889 |
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| Source archive | l_LMpriv.zip |
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| Dataset refreshed | 2026-08-02 01:17:36 |
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Licensee
| Name | 55 West Monroe, LLC |
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| Applicant type | L |
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| FRN | 0011197423 |
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| Location | Chicago, IL |
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| Address | 55 W. Monroe, Chicago, IL, 60603 |
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| Phone | 3124431950 |
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Frequency assignments
| Location | Antenna | Station class | Assigned MHz | Upper MHz | Carrier MHz | Output W | ERP W | Altitude |
|---|
| 1 | 1 | MO | 456.26250000 | | | 4.000000 | 2.000000 | |
| 1 | 1 | MO | 456.48750000 | | | 4.000000 | 2.000000 | |
| 1 | 1 | MO | 456.56250000 | | | 4.000000 | 2.000000 | |
| 1 | 1 | MO | 461.87500000 | | | 4.000000 | 4.000000 | |
| 1 | 1 | MO | 466.87500000 | | | 4.000000 | 4.000000 | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 1 | 1 | 456.26250000 | | 11K2F3E |
| 1 | 1 | 456.48750000 | | 11K2F3E |
| 1 | 1 | 456.56250000 | | 11K2F3E |
| 1 | 1 | 461.87500000 | | 11K2F3E |
| 1 | 1 | 461.87500000 | | 20K0F3E |
| 1 | 1 | 466.87500000 | | 11K2F3E |
| 1 | 1 | 466.87500000 | | 20K0F3E |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|
| 1 | T | Chicago, COOK, IL | 41.88086111, -87.62838889 | | | | |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
|---|
| 1 | 1 | | | | | | | | |
Control points
| Number | Address | County | Phone |
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| 1 | 55 WEST MONROE, CHICAGO, IL | COOK | 3124431950 |
License history
| Date | File or call sign | Action |
|---|
| 2015-03-07 | WQBX251 | LIEXP |
| 2014-10-06 | WQBX251 | LETRES |
| 2004-12-30 | WQBX251 | LIISS |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 2683092 | 2026-08-02 01:17:36 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
|---|
| Call Sign | WQBX251 | ULS 2683092 | 2026-08-02 01:17:36 |
| Status | E | ULS 2683092 | 2026-08-02 01:17:36 |
| Service | IG | ULS 2683092 | 2026-08-02 01:17:36 |
| Grant Date | 2004-12-30 | ULS 2683092 | 2026-08-02 01:17:36 |
| Expiration Date | 2014-12-30 | ULS 2683092 | 2026-08-02 01:17:36 |
| Cancellation Date | 2015-03-07 | ULS 2683092 | 2026-08-02 01:17:36 |