WB4SEM
Unknown2x3Zone 4
License HolderULMER, FRANK M
License ClassTechnician
Min. Class RequiredTechnician
Requires Technician license or higher to apply for this callsign format (2x3).
License History
- License ExpiredJan 9, 2018
- License RenewedJan 6, 2006
- FRN Association Letter SentJan 6, 2006
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.