KR4JJN
Active2x3District 4
No competing applications on record.
License HolderDavis III, John R
License ClassTechnician
Min. Class RequiredTechnician
LocationCharlotte, NC
Grant DateFeb 4, 2026
Expiration DateFeb 4, 2036
KR4JJN is a 2x3 format amateur radio callsign. It is currently registered to Davis III, John R in Charlotte, NC. 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: 43 units(Heavy (slower to send))
Voice Phonetics
Kilo Romeo Four Juliet Juliet November
Readability: 5.5/10(Moderate readability)
License History
- System-Generated GrantFeb 4, 2026
- License IssuedFeb 4, 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.