Universal Licensing System
4GX
SIERRA AVIATION INC.
License details
| ULS identifier | 3306804 |
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| Call sign | 4GX |
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| Radio service | AC |
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| Status | E |
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| Grant date | 2011-07-27 |
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| Expiration | 2021-07-27 |
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| Cancellation | 2021-10-09 |
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| Source archive | l_aircr.zip |
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| Dataset refreshed | 2026-08-02 01:38:55 |
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Licensee
| Name | SIERRA AVIATION INC. |
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| Applicant type | C |
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| FRN | 0001683606 |
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| Location | KANSAS CITY, MO |
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| Address | 440 NW RICHARDS RD, KANSAS CITY, MO, 64116 |
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License history
| Date | File or call sign | Action |
|---|
| 2021-10-09 | 4GX | LIEXP |
| 2021-05-03 | 4GX | LETRES |
| 2011-07-27 | 4GX | LIISS |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 3306804 | 2026-08-02 01:38:55 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
|---|
| Call Sign | 4GX | ULS 3306804 | 2026-08-02 01:38:55 |
| Status | E | ULS 3306804 | 2026-08-02 01:38:55 |
| Service | AC | ULS 3306804 | 2026-08-02 01:38:55 |
| Grant Date | 2011-07-27 | ULS 3306804 | 2026-08-02 01:38:55 |
| Expiration Date | 2021-07-27 | ULS 3306804 | 2026-08-02 01:38:55 |
| Cancellation Date | 2021-10-09 | ULS 3306804 | 2026-08-02 01:38:55 |