| Callsign | AD0SS |
|---|---|
| Radio Service | HA - Amateur |
| License Status | C - Canceled |
| Grant Date | 2016-02-24 |
| Effective Date | 2016-02-24 |
| Expire Date | 2026-02-24 |
| Cancel Date | 2025-06-17 |
| Last Action Date | 2025-06-17 |
| End Date | 2025-06-17 |
| Available Date | 2027-06-18 |
| Applicant Type | I - Individual |
| Entity Name | Valliant, William F |
| Street Address / Locality | 13407 7th St Grandview, MO 64030 |
| County | Jackson County |
| Zip Location | 38°52'52.9"N 94°31'21.9"W |
| Maidenhead | EM28rv |
| FRN | 0025286857 |
| Licensee ID/SGIN | L02005058 / 000 |
| Licensee Class | E - Amateur Extra |
| Callsign Group | A - 2x2 |
| ULS/Geo Region | 0 / 0 / MO |
| Prev Callsign / Prev Class | |
| Next Callsign | AD0WV |
| Trustee Callsign / Trustee Name | |
| Vanity Type | |
| ULS File Number | 0007153920 |
| Phonetic weight / Morse weight | 12 / 56 |
Administrative History
| Action Date | Action Type |
|---|---|
| 2016-02-24 | SYSGRT - New Systematic Call Sign Assigned |
| 2016-02-24 | LIISS - License Issued |
| 2025-06-17 | LICAN - License Canceled |
FCC comments
| 2025-06-17 | Issued vanity call sign. |