Universal Licensing System
WDB7220
Diamond Offshore Drilling Inc
License details
| ULS identifier | 2609762 |
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| Call sign | WDB7220 |
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| Radio service | SB |
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| Status | E |
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| Grant date | 2014-01-18 |
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| Expiration | 2024-04-09 |
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| Cancellation | 2024-06-15 |
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| Source archive | l_ship.zip |
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| Dataset refreshed | 2026-08-02 02:56:04 |
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Licensee
| Name | Diamond Offshore Drilling Inc |
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| Applicant type | C |
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| FRN | 0010230613 |
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| Location | Houston, TX |
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| Address | 15415 Katy Freeway, Houston, TX, 77094 |
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License history
| Date | File or call sign | Action |
|---|
| 2024-06-15 | WDB7220 | LIEXP |
| 2014-01-18 | WDB7220 | LIREN |
| 2014-01-13 | WDB7220 | LETRES |
| 2004-04-09 | WDB7220 | LIISS |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 2609762 | 2026-08-02 02:56:04 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
|---|
| Call Sign | WDB7220 | ULS 2609762 | 2026-08-02 02:56:04 |
| Status | E | ULS 2609762 | 2026-08-02 02:56:04 |
| Service | SB | ULS 2609762 | 2026-08-02 02:56:04 |
| Grant Date | 2014-01-18 | ULS 2609762 | 2026-08-02 02:56:04 |
| Expiration Date | 2024-04-09 | ULS 2609762 | 2026-08-02 02:56:04 |
| Cancellation Date | 2024-06-15 | ULS 2609762 | 2026-08-02 02:56:04 |