Amateur Radio Callsign: K5MCS
|   | K5MCS | 
| SHADWICK, MARK C HEAVENER, OK (United States) | |
| License Status | Active | 
|---|---|
| Operator Class | Amateur Extra | 
| Name | SHADWICK, MARK C | 
| Granted | 2024-12-17 | 
| Expires | 2035-01-06 | 
| Address | 
 
                 
                