Universal Licensing System
WYP4207
Great Lakes Dredge & Dock Co.
License details
| ULS identifier | 1521619 |
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| Call sign | WYP4207 |
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| Radio service | SA |
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| Status | E |
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| Grant date | 2004-06-11 |
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| Expiration | 2014-06-12 |
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| Cancellation | 2014-08-16 |
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| Source archive | l_ship.zip |
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| Dataset refreshed | 2026-08-17 13:59:30 |
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Licensee
| Name | Great Lakes Dredge & Dock Co. |
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| Applicant type | C |
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| FRN | 0011437274 |
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| Location | OAK BROOK, IL |
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| Address | 2122 York Road, OAK BROOK, IL, 605231981 |
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License history
| Date | File or call sign | Action |
|---|
| 2014-08-16 | WYP4207 | LIEXP |
| 2014-03-17 | WYP4207 | LETRES |
| 2011-06-08 | WYP4207 | ESUFNR |
| 2004-06-25 | WYP4207 | LIAUA |
| 2004-03-15 | WYP4207 | LETRES |
| 2000-11-17 | WYP4207 | LICCNV |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 1521619 | 2026-08-17 13:59:30 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
|---|
| Call Sign | WYP4207 | ULS 1521619 | 2026-08-17 13:59:30 |
| Status | E | ULS 1521619 | 2026-08-17 13:59:30 |
| Service | SA | ULS 1521619 | 2026-08-17 13:59:30 |
| Grant Date | 2004-06-11 | ULS 1521619 | 2026-08-17 13:59:30 |
| Expiration Date | 2014-06-12 | ULS 1521619 | 2026-08-17 13:59:30 |
| Cancellation Date | 2014-08-16 | ULS 1521619 | 2026-08-17 13:59:30 |