Universal Licensing System
WDC4115
GREGG DRILLING & TESTING, INC.
License details
| ULS identifier | 2695757 |
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| Call sign | WDC4115 |
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| Radio service | SB |
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| Status | E |
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| Grant date | 2014-12-06 |
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| Expiration | 2025-02-19 |
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| Cancellation | 2025-04-26 |
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| Source archive | l_ship.zip |
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| Dataset refreshed | 2026-08-02 02:56:07 |
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Licensee
| Name | GREGG DRILLING & TESTING, INC. |
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| Applicant type | C |
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| FRN | 0012832903 |
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| Location | SIGNAL HILL, CA |
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| Address | 2726 WALNUT AVENUE, SIGNAL HILL, CA, 90755 |
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License history
| Date | File or call sign | Action |
|---|
| 2025-04-26 | WDC4115 | LIEXP |
| 2024-11-25 | WDC4115 | LETRES |
| 2014-12-06 | WDC4115 | LIREN |
| 2014-11-24 | WDC4115 | LETRES |
| 2010-11-24 | WDC4115 | LIAUA |
| 2005-02-19 | WDC4115 | LIISS |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 2695757 | 2026-08-02 02:56:07 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
|---|
| Call Sign | WDC4115 | ULS 2695757 | 2026-08-02 02:56:07 |
| Status | E | ULS 2695757 | 2026-08-02 02:56:07 |
| Service | SB | ULS 2695757 | 2026-08-02 02:56:07 |
| Grant Date | 2014-12-06 | ULS 2695757 | 2026-08-02 02:56:07 |
| Expiration Date | 2025-02-19 | ULS 2695757 | 2026-08-02 02:56:07 |
| Cancellation Date | 2025-04-26 | ULS 2695757 | 2026-08-02 02:56:07 |