KR4JOE
Active2x3District 4
Competitive callsign — 1 application filed with the FCC.
License HolderWONDER, JOSEPH B
License ClassGeneral
Min. Class RequiredTechnician
LocationLOUISVILLE, KY
Grant DateApr 7, 2020
Expiration DateApr 7, 2030
KR4JOE is a highly sought-after 2x3 format amateur radio callsign. The license is currently held by WONDER, JOSEPH B in LOUISVILLE, KY. 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 WONDER, JOSEPH B on Mar 18, 2020. KR4JOE has 3 recorded FCC license history events.
CW & Voice Analysis
Morse Code
-.- .-. ....- .--- --- .
CW Weight: 39 units(Moderate)
Voice Phonetics
Kilo Romeo Four Juliet Oscar Echo
Readability: 6.5/10(Good readability)
License History
- License ModifiedJan 20, 2026
- License IssuedApr 7, 2020
- Vanity Callsign GrantedApr 7, 2020
Vanity Application Activity
Competing applications filed with the FCC for this callsign.
- WONDER, JOSEPH BFiled Mar 18, 2020Not awardedFCC ↗