KQ4OOS
Active2x3District 4
No competing applications on record.
License HolderSHELTON, DUANE L
License ClassGeneral
Min. Class RequiredTechnician
LocationMARATHON, FL
Grant DateFeb 9, 2024
Expiration DateFeb 9, 2034
KQ4OOS is a 2x3 format amateur radio callsign. It is currently registered to SHELTON, DUANE L in MARATHON, 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.
CW & Voice Analysis
Morse Code
-.- --.- ....- --- --- ...
CW Weight: 45 units(Heavy (slower to send))
Voice Phonetics
Kilo Quebec Four Oscar Oscar Sierra
Readability: 7/10(Good readability)
License History
- License ModifiedFeb 4, 2026
- System-Generated GrantFeb 9, 2024
- License IssuedFeb 9, 2024
Vanity Application Activity
Competing applications filed with the FCC for this callsign.
No competing applications on record. Verify on the FCC ULS application search before filing.