Amateur Radio Callsign: KK4ATM
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KK4ATM |
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Mattison, John R
Greenacres, FL (United States) |
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| License Status | Active |
|---|---|
| Operator Class | Technician |
| Name | Mattison, John R |
| Granted | 2021-03-04 |
| Expires | 2031-03-10 |
| Address |