K4HBI
Unknown1x3Zone 4
License HolderSWIDERSKI, MICHAEL J
License ClassAmateur Extra
Min. Class RequiredGeneral
Requires General license or higher to apply for this callsign format (1x3).
License History
- License ExpiredMar 24, 2026
- License RenewedJan 8, 2014
- License RenewedDec 30, 2003
- License RenewedDec 30, 2003
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.