Universal Licensing System
WDJ4135
Alcatraz Island Services
License details
| ULS identifier | 3894303 |
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| Call sign | WDJ4135 |
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| Radio service | SB |
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| Status | A |
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| Grant date | 2017-02-25 |
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| Expiration | 2027-02-25 |
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| Source archive | l_ship.zip |
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| Dataset refreshed | 2026-08-02 02:59:29 |
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Licensee
| Name | Alcatraz Island Services |
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| Applicant type | L |
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| FRN | 0003794633 |
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| Location | San Francisco, CA |
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| Address | Pier 3,On The Embarcadero, San Francisco, CA, 94111 |
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License history
| Date | File or call sign | Action |
|---|
| 2018-10-26 | WDJ4135 | LIAUA |
| 2017-02-25 | WDJ4135 | LIISS |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 3894303 | 2026-08-02 02:59:29 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
|---|
| Call Sign | WDJ4135 | ULS 3894303 | 2026-08-02 02:59:29 |
| Status | A | ULS 3894303 | 2026-08-02 02:59:29 |
| Service | SB | ULS 3894303 | 2026-08-02 02:59:29 |
| Grant Date | 2017-02-25 | ULS 3894303 | 2026-08-02 02:59:29 |
| Expiration Date | 2027-02-25 | ULS 3894303 | 2026-08-02 02:59:29 |