KR4OOU
Active2x3District 4
No competing applications on record.
License HolderVaughn, Carter
License ClassTechnician
Min. Class RequiredTechnician
LocationHuntsville, AL
Grant DateAug 27, 2026
Expiration DateAug 27, 2036
KR4OOU is a 2x3 format amateur radio callsign. It is currently registered to Vaughn, Carter in Huntsville, AL. 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: 42 units(Heavy (slower to send))
Voice Phonetics
Kilo Romeo Four Oscar Oscar Uniform
Readability: 6.5/10(Good readability)
License History
- System-Generated GrantAug 27, 2026
- License IssuedAug 27, 2026
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.