N4OIU
Unknown1x3Zone 4
License HolderBARKER, MICHAEL G
License ClassAdvanced
Min. Class RequiredGeneral
Requires General license or higher to apply for this callsign format (1x3).
License History
- License ExpiredMar 29, 2013
- License RenewedMar 28, 2001
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.