Amateur Radio Callsign: W3FR
|   | W3FR | 
| Roeper, Frederick J Parkton, MD (United States) | |
| License Status | Active | 
|---|---|
| Operator Class | Amateur Extra | 
| Name | Roeper, Frederick J | 
| Granted | 2022-01-28 | 
| Expires | 2032-01-28 | 
| Address | 
 
                 
                