| Callsign | AD0WK |
|---|---|
| Radio Service | HA - Amateur |
| License Status | A - Active |
| Grant Date | 2026-10-06 |
| Effective Date | 2026-10-06 |
| Expire Date | 2036-12-12 |
| Cancel Date | |
| Last Action Date | 2026-10-06 |
| End Date | 2036-12-12 |
| Available Date | 2038-12-13 |
| Applicant Type | I - Individual |
| Entity Name | Castrilla, William J |
| Street Address / Locality | 1913 Epworth Dr NE Huntsville, AL 35811 |
| County | Madison County |
| Zip Location | 34°47'43.3"N 86°30'35.8"W |
| Maidenhead | EM64rt |
| FRN | 0026105551 |
| Licensee ID/SGIN | L02069531 / 000 |
| Licensee Class | E - Amateur Extra |
| Callsign Group | A - 2x2 |
| ULS/Geo Region | 0 / 4 / AL |
| Prev Callsign / Prev Class | |
| Next Callsign | |
| Trustee Callsign / Trustee Name | |
| Vanity Type | |
| ULS File Number | 0007588503 |
| Phonetic weight / Morse weight | 10 / 64 |
Administrative History
| Action Date | Action Type |
|---|---|
| 2016-12-12 | SYSGRT - New Systematic Call Sign Assigned |
| 2016-12-12 | LIISS - License Issued |
| 2023-11-07 | LIAUA - Administrative Update Applied |
| 2026-10-06 | LIREN - License Renewed |