| Callsign | K4JTZ |
|---|---|
| Radio Service | HV - Vanity |
| License Status | C - Canceled |
| Grant Date | 2025-12-09 |
| Effective Date | 2025-12-09 |
| Expire Date | 2035-12-09 |
| Cancel Date | 2026-10-10 |
| Last Action Date | 2026-10-10 |
| End Date | 2026-10-10 |
| Available Date | 2028-10-11 |
| Applicant Type | I - Individual |
| Entity Name | Horn, Mark J |
| Street Address / Locality | 15259 EVERGREEN OAK LOOP WINTER GARDEN, FL 347876429 |
| County | Orange County |
| Zip Location | 28°29'06.6"N 81°37'09.9"W |
| Maidenhead | EL98el |
| FRN | 0033795501 |
| Licensee ID/SGIN | L02684193 / 000 |
| Licensee Class | G - General |
| Callsign Group | C - 1x3 |
| ULS/Geo Region | 4 / 4 / FL |
| Prev Callsign / Prev Class | KQ4JRZ T - Technician |
| Next Callsign | K4FHP |
| Trustee Callsign / Trustee Name | |
| Vanity Type | E - By List |
| ULS File Number | |
| Phonetic weight / Morse weight | 11 / 62 |
Administrative History
| Action Date | Action Type |
|---|---|
| 2025-12-09 | LIISS - License Issued |
| 2025-12-09 | VANGRT - Vanity Call Sign Assigned |
| 2026-10-10 | LICAN - License Canceled |
FCC comments
| 2026-10-10 | Issued vanity call sign. |