| Callsign | KR4GOL |
|---|---|
| Radio Service | HA - Amateur |
| License Status | C - Canceled |
| Grant Date | 2025-09-05 |
| Effective Date | 2025-09-05 |
| Expire Date | 2035-09-05 |
| Cancel Date | 2025-09-30 |
| Last Action Date | 2025-09-30 |
| End Date | 2025-09-30 |
| Available Date | 2027-10-01 |
| Applicant Type | I - Individual |
| Entity Name | Riddleberger, Mark S |
| Street Address / Locality | 10339 Windermere Chase Blvd Gotha, FL 347344719 |
| County | Orange County |
| Zip Location | 28°32'13.2"N 81°30'55.6"W |
| Maidenhead | EL98fm |
| FRN | 0011214269 |
| Licensee ID/SGIN | L00889852 / 000 |
| Licensee Class | T - Technician |
| Callsign Group | D - 2x3 |
| ULS/Geo Region | 4 / 4 / FL |
| Prev Callsign / Prev Class | |
| Next Callsign | K5MSR |
| Trustee Callsign / Trustee Name | |
| Vanity Type | |
| ULS File Number | |
| Phonetic weight / Morse weight | 12 / 74 |
Administrative History
| Action Date | Action Type |
|---|---|
| 2025-09-05 | SYSGRT - New Systematic Call Sign Assigned |
| 2025-09-05 | LIISS - License Issued |
| 2025-09-30 | LICAN - License Canceled |
FCC comments
| 2025-09-30 | Issued vanity call sign. |