K0TRZ
Unknown1x3Zone 10
License HolderSteffl, Thomas R
License ClassAmateur Extra
Min. Class RequiredGeneral
Requires General license or higher to apply for this callsign format (1x3).
License History
- License RenewedMay 13, 2025
- License ModifiedJun 3, 2020
- License IssuedMay 12, 2015
- Vanity Callsign GrantedMay 12, 2015
Vanity Application Activity
Competing applications filed with the FCC for this callsign.
No competing applications detected. Monitor the FCC ULS application search to verify before filing.