KR4JUW
Active2x3District 4
No competing applications on record.
License HolderOrso Jon, Jonathan L
License ClassTechnician
Min. Class RequiredTechnician
LocationSemmes, AL
Grant DateFeb 18, 2026
Expiration DateFeb 18, 2036
KR4JUW is a 2x3 format amateur radio callsign. It is currently registered to Orso Jon, Jonathan L in Semmes, 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: 41 units(Heavy (slower to send))
Voice Phonetics
Kilo Romeo Four Juliet Uniform Whiskey
Readability: 6/10(Good readability)
License History
- System-Generated GrantFeb 18, 2026
- License IssuedFeb 18, 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.