| Callsign | KF0YJA |
|---|---|
| Radio Service | HA - Amateur |
| License Status | C - Canceled |
| Grant Date | 2026-05-06 |
| Effective Date | 2026-07-13 |
| Expire Date | 2036-05-06 |
| Cancel Date | 2026-08-04 |
| Last Action Date | 2026-08-04 |
| End Date | 2026-08-04 |
| Available Date | 2028-08-05 |
| Applicant Type | I - Individual |
| Entity Name | Marks, John R |
| Street Address / Locality | 6216 Warrior Ct Frederick, CO 805045967 |
| County | Weld County |
| Zip Location | 40°09'48.2"N 105°01'48.3"W |
| Maidenhead | DN70ld |
| FRN | 0038123162 |
| Licensee ID/SGIN | L03019944 / 000 |
| Licensee Class | E - Amateur Extra |
| Callsign Group | D - 2x3 |
| ULS/Geo Region | 0 / 0 / CO |
| Prev Callsign / Prev Class | G - General |
| Next Callsign | NJ0RM |
| Trustee Callsign / Trustee Name | |
| Vanity Type | |
| ULS File Number | 0012110464 |
| Phonetic weight / Morse weight | 13 / 86 |
Administrative History
| Action Date | Action Type |
|---|---|
| 2026-05-06 | SYSGRT - New Systematic Call Sign Assigned |
| 2026-05-06 | LIISS - License Issued |
| 2026-05-26 | LIMOD - License Modified |
| 2026-07-13 | LIMOD - License Modified |
| 2026-08-04 | LICAN - License Canceled |
FCC comments
| 2026-08-04 | Issued vanity call sign. |