Amateur Radio Callsign: KB3NVF
                             
                         | 
                        
                            KB3NVF | 
                    
| 
                            Middendorff, Allen R
                             Thurmont, MD (United States)  | 
                    |
| License Status | Active | 
|---|---|
| Operator Class | General | 
| Name | Middendorff, Allen R | 
| Granted | 2016-07-13 | 
| Expires | 2026-07-24 | 
| Address |