K1SBO
Unknown1x3Zone 1
License HolderTRUMBULL, CALVIN F
License ClassTechnician
Min. Class RequiredGeneral
Requires General license or higher to apply for this callsign format (1x3).
License History
- License RenewedSep 15, 2016
- License RenewedJun 9, 2006
- FRN Association Email SentJun 9, 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.