KF4FOS
Unknown2x3Zone 4
License HolderFRAZER, MARY H
License ClassGeneral
Min. Class RequiredTechnician
Requires Technician license or higher to apply for this callsign format (2x3).
License History
- License RenewedNov 20, 2025
- License RenewedOct 10, 2015
- License RenewedSep 16, 2005
- License ModifiedMay 18, 2000
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.