KO4OSI
Active2x3District 4
No competing applications on record.
License HolderCathey, Ronald L
License ClassTechnician
Min. Class RequiredTechnician
LocationSebring, FL
Grant DateMar 25, 2021
Expiration DateMar 25, 2031
KO4OSI is a 2x3 format amateur radio callsign. It is currently registered to Cathey, Ronald L in Sebring, FL. There are currently no competing vanity applications or pending FCC filings on record for this callsign. Add it to your watchlist to receive an immediate alert if another operator files a vanity application.