Universal Licensing System
WSDS220
UMD UAS Research and Operations Center
License details
| ULS identifier | 4979058 |
|---|
| Call sign | WSDS220 |
|---|
| Radio service | AR |
|---|
| Status | T |
|---|
| Grant date | 2024-07-10 |
|---|
| Expiration | 2029-07-10 |
|---|
| Cancellation | 2025-07-10 |
|---|
| Source archive | l_coast.zip |
|---|
| Dataset refreshed | 2026-08-02 02:08:38 |
|---|
Control points
| Number | Address | County | Phone |
|---|
| 1 | 44181 Airport Rd, California, MD | ST. MARY'S | 3018627824 |
License history
| Date | File or call sign | Action |
|---|
| 2025-12-14 | WSDS220 | LOATRM |
| 2025-12-14 | WSDS220 | FRATRM |
| 2025-12-14 | WSDS220 | ANATRM |
| 2025-12-14 | WSDS220 | LITEAT |
| 2025-09-24 | WSDS220 | PNLISR |
| 2025-09-24 | WSDS220 | LETTRS |
| 2025-09-12 | WSDS220 | LIAUA |
| 2025-09-03 | WSDS220 | LETTRS |
| 2025-09-03 | WSDS220 | PNLISR |
| 2025-08-13 | WSDS220 | LETTRS |
| 2025-08-13 | WSDS220 | PNLISR |
| 2025-04-08 | WSDS220 | LETCNS |
| 2024-07-10 | WSDS220 | LIISS |
| 2024-07-10 | WSDS220 | PLAUPR |
| 2024-07-10 | WSDS220 | COR |
| 2024-07-10 | WSDS220 | INTDUP |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 4979058 | 2026-08-02 02:08:38 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
|---|
| Call Sign | WSDS220 | ULS 4979058 | 2026-08-02 02:08:38 |
| Status | T | ULS 4979058 | 2026-08-02 02:08:38 |
| Service | AR | ULS 4979058 | 2026-08-02 02:08:38 |
| Grant Date | 2024-07-10 | ULS 4979058 | 2026-08-02 02:08:38 |
| Expiration Date | 2029-07-10 | ULS 4979058 | 2026-08-02 02:08:38 |
| Cancellation Date | 2025-07-10 | ULS 4979058 | 2026-08-02 02:08:38 |