Amateur Radio Callsign: KF5SFU
|   | KF5SFU | 
| Keller, William C Houston, TX (United States) | |
| License Status | Active | 
|---|---|
| Operator Class | Technician | 
| Name | Keller, William C | 
| Granted | 2023-09-16 | 
| Expires | 2033-09-16 | 
| Address | 
 
                 
                