| Callsign | KR4IUZ |
|---|---|
| Radio Service | HA - Amateur |
| License Status | C - Canceled |
| Grant Date | 2026-01-10 |
| Effective Date | 2026-01-10 |
| Expire Date | 2036-01-10 |
| Cancel Date | 2026-02-03 |
| Last Action Date | 2026-02-03 |
| End Date | 2026-02-03 |
| Available Date | 2028-02-04 |
| Applicant Type | I - Individual |
| Entity Name | Randolph, Mark |
| Street Address / Locality | 6798 Spruce Hill Ct Warrenton, VA 201874463 |
| County | Fauquier County |
| Zip Location | 38°43'18.6"N 77°44'53.5"W |
| Maidenhead | FM18dr |
| FRN | 0037830965 |
| Licensee ID/SGIN | L02998378 / 000 |
| Licensee Class | T - Technician |
| Callsign Group | D - 2x3 |
| ULS/Geo Region | 4 / 4 / VA |
| Prev Callsign / Prev Class | |
| Next Callsign | W1MDR |
| Trustee Callsign / Trustee Name | |
| Vanity Type | |
| ULS File Number | |
| Phonetic weight / Morse weight | 15 / 66 |
Administrative History
| Action Date | Action Type |
|---|---|
| 2026-01-10 | SYSGRT - New Systematic Call Sign Assigned |
| 2026-01-10 | LIISS - License Issued |
| 2026-02-03 | LICAN - License Canceled |
FCC comments
| 2026-02-03 | Issued vanity call sign. |