Universal Licensing System
21SG
Two One Sierra Golf LLC
License details
| ULS identifier | 4159082 |
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| Call sign | 21SG |
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| Radio service | AC |
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| Status | A |
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| Grant date | 2019-05-10 |
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| Expiration | 2029-05-10 |
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| Source archive | l_aircr.zip |
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| Dataset refreshed | 2026-08-02 01:41:28 |
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Licensee
| Name | Two One Sierra Golf LLC |
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| Applicant type | L |
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| FRN | 0028478089 |
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| Location | Seattle, WA |
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| Address | 3516 SW 110th St, Seattle, WA, 98146 |
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License history
| Date | File or call sign | Action |
|---|
| 2019-05-10 | 21SG | LIISS |
Sources and provenance
| Source | Source record | Retrieved | Match |
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| ULS | 4159082 | 2026-08-02 01:41:28 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
|---|
| Call Sign | 21SG | ULS 4159082 | 2026-08-02 01:41:28 |
| Status | A | ULS 4159082 | 2026-08-02 01:41:28 |
| Service | AC | ULS 4159082 | 2026-08-02 01:41:28 |
| Grant Date | 2019-05-10 | ULS 4159082 | 2026-08-02 01:41:28 |
| Expiration Date | 2029-05-10 | ULS 4159082 | 2026-08-02 01:41:28 |