Amateur Radio Callsign: KO4AAO
                             
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                            KO4AAO | 
                    
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                            PORZUCEK, WALTER B
                             KNOXVILLE, TN (United States)  | 
                    |
| License Status | Active | 
|---|---|
| Operator Class | Technician | 
| Name | PORZUCEK, WALTER B | 
| Granted | 2019-11-18 | 
| Expires | 2029-11-18 | 
| Address |