KR4DTO
Cancelled2x3Zone 4
License HolderCALDERONE, SALVATORE
License ClassGeneral
Min. Class RequiredTechnician
Grant DateMay 7, 2025
Cancellation DateJun 6, 2025
Available for ApplicationsJun 7, 2027
Available Jun 7, 2027 (359 days remaining)
Requires Technician license or higher to apply for this callsign format (2x3).
License History
- License CanceledJun 6, 2025
- System-Generated GrantMay 7, 2025
- License IssuedMay 7, 2025
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.