KJ4RJL
Available2x3District 4
Competitive callsign — 1 application filed with the FCC.
License HolderBuettner, Stephan
License ClassGeneral
Min. Class RequiredTechnician
LocationFort Lauderdale, FL
Grant DateDec 21, 2009
Expiration DateDec 21, 2019
Cancellation DateJan 9, 2010
Available for ApplicationsJan 10, 2012
KJ4RJL is a highly sought-after 2x3 format amateur radio callsign. The license is currently held by Buettner, Stephan in Fort Lauderdale, FL. This callsign has attracted significant interest in the amateur radio community, with 1 vanity application filed with the FCC. The most recent was submitted by Landers, Robert J on Feb 17, 2026. KJ4RJL has 3 recorded FCC license history events.
CW & Voice Analysis
Morse Code
-.- .--- ....- .-. .--- .-..
CW Weight: 45 units(Heavy (slower to send))
Voice Phonetics
Kilo Juliet Four Romeo Juliet Lima
Readability: 6/10(Good readability)
This callsign is available now
Requires Technician license or higher to apply for this callsign format (2x3).
License History
- License CanceledJan 9, 2010
- System-Generated GrantDec 21, 2009
- License IssuedDec 21, 2009
Vanity Application Activity
Competing applications filed with the FCC for this callsign.
- Landers, Robert JFiled Feb 17, 2026Not awardedFCC ↗