KR4JDN
Active2x3District 4
No competing applications on record.
License HolderParker, Jacobi J
License ClassGeneral
Min. Class RequiredTechnician
LocationColumbia, SC
Grant DateJan 24, 2026
Expiration DateJan 24, 2036
KR4JDN is a 2x3 format amateur radio callsign. It is currently registered to Parker, Jacobi J in Columbia, SC. 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: 38 units(Moderate)
Voice Phonetics
Kilo Romeo Four Juliet Delta November
Readability: 6/10(Good readability)
License History
- License ModifiedJan 26, 2026
- System-Generated GrantJan 24, 2026
- License IssuedJan 24, 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.