Universal Licensing System
WSIL221
Choice Aviation Service, Inc
License details
| ULS identifier | 5141749 |
|---|
| Call sign | WSIL221 |
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| Radio service | IG |
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| Status | A |
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| Grant date | 2025-05-24 |
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| Expiration | 2035-05-24 |
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| Frequency range | 451.4875 - 457.4875 MHz (5 frequencies) |
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| Locations | 1 |
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| Representative location | Roanoke, ROANOKE CITY, VA |
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| Coordinates | 37.3253333, -79.9707222 |
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| Source archive | l_LMpriv.zip |
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| Dataset refreshed | 2026-08-02 01:23:19 |
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Frequency assignments
| Location | Antenna | Station class | Assigned MHz | Upper MHz | Carrier MHz | Output W | ERP W | Altitude |
|---|
| 1 | 1 | MO | 451.48750000 | | | 4.000000 | 4.000000 | |
| 1 | 1 | MO | 452.06250000 | | | 4.000000 | 4.000000 | |
| 1 | 1 | MO | 452.48750000 | | | 4.000000 | 4.000000 | |
| 1 | 1 | MO | 456.48750000 | | | 4.000000 | 4.000000 | |
| 1 | 1 | MO | 457.48750000 | | | 4.000000 | 4.000000 | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 1 | 1 | 451.48750000 | | 7K60FXE |
| 1 | 1 | 452.06250000 | | 7K60FXE |
| 1 | 1 | 452.48750000 | | 7K60FXE |
| 1 | 1 | 456.48750000 | | 7K60FXE |
| 1 | 1 | 457.48750000 | | 7K60FXE |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|
| 1 | T | Roanoke, ROANOKE CITY, VA | 37.32533333, -79.97072222 | | | | |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
|---|
| 1 | 1 | T | | | | | | | |
Control points
| Number | Address | County | Phone |
|---|
| 1 | 5202 Aviation Drive, Roanoke, VA | | 4805262200 |
License history
| Date | File or call sign | Action |
|---|
| 2026-02-24 | WSIL221 | LETCNS |
| 2025-05-24 | WSIL221 | LIISS |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 5141749 | 2026-08-02 01:23:19 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
|---|
| Call Sign | WSIL221 | ULS 5141749 | 2026-08-02 01:23:19 |
| Status | A | ULS 5141749 | 2026-08-02 01:23:19 |
| Service | IG | ULS 5141749 | 2026-08-02 01:23:19 |
| Grant Date | 2025-05-24 | ULS 5141749 | 2026-08-02 01:23:19 |
| Expiration Date | 2035-05-24 | ULS 5141749 | 2026-08-02 01:23:19 |