KR4GRZ
Cancelled2x3Zone 4
License HolderMertes, Wayne M
License ClassGeneral
Min. Class RequiredTechnician
Grant DateSep 11, 2025
Cancellation DateApr 4, 2026
Available for ApplicationsApr 5, 2028
Available Apr 5, 2028 (662 days remaining)
Requires Technician license or higher to apply for this callsign format (2x3).
License History
- License CanceledApr 4, 2026
- License ModifiedJan 13, 2026
- System-Generated GrantSep 11, 2025
- License IssuedSep 11, 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.