Amateur Radio Callsign: KF5DDN
|   | KF5DDN | 
| Studler, Charles Healdton, OK (United States) | |
| License Status | Active | 
|---|---|
| Operator Class | Technician | 
| Name | Studler, Charles | 
| Granted | 2020-06-30 | 
| Expires | 2030-06-30 | 
| Address | 
 
                 
                