KE4ZOH
Unknown2x3Zone 4
License HolderTRYER, MARK C
License ClassTechnician
Min. Class RequiredTechnician
Requires Technician license or higher to apply for this callsign format (2x3).
License History
- License RenewedDec 30, 2025
- License RenewedApr 7, 2015
- License ModifiedMar 19, 2007
- License RenewedFeb 12, 2005
- Administrative Update AppliedMar 18, 2004
- FRN Association Letter SentMar 18, 2004
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.