KD4OUM
Expired2x3Zone 3
License HolderHELLER, KARL W
License ClassAdvanced
Min. Class RequiredTechnician
Grant DateMay 26, 1992
Expiration DateMay 26, 2002
This callsign is available now
Requires Technician license or higher to apply for this callsign format (2x3).
License History
- License ExpiredMay 27, 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.