KR4LKJ
Active2x3District 4
Competitive callsign — 2 applications filed with the FCC.
License HolderThacker, Paul W
License ClassTechnician
Min. Class RequiredTechnician
LocationLeasburg, MO
Grant DateApr 14, 2026
Expiration DateApr 14, 2036
KR4LKJ is a highly sought-after 2x3 format amateur radio callsign. The license is currently held by Thacker, Paul W in Leasburg, MO. This callsign has attracted significant interest in the amateur radio community, with 2 vanity applications filed with the FCC. The most recent was submitted by Krutsinger, Lawrence D on Jun 1, 2026. KR4LKJ has 2 recorded FCC license history events.
CW & Voice Analysis
Morse Code
-.- .-. ....- .-.. -.- .---
CW Weight: 42 units(Heavy (slower to send))
Voice Phonetics
Kilo Romeo Four Lima Kilo Juliet
Readability: 6.5/10(Good readability)
License History
- System-Generated GrantApr 14, 2026
- License IssuedApr 14, 2026
Vanity Application Activity
Competing applications filed with the FCC for this callsign.