KB4DTU
Unknown2x3Zone 4
License HolderLoeffler, Jeffrey D
License ClassGeneral
Min. Class RequiredTechnician
Requires Technician license or higher to apply for this callsign format (2x3).
License History
- License ModifiedDec 8, 2025
- Administrative Update AppliedNov 19, 2024
- License ModifiedApr 7, 2022
- License IssuedApr 1, 2022
- Vanity Callsign GrantedApr 1, 2022
- License ExpiredMar 9, 2000
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.