K4KMJ
Active1x3District 4
Competitive callsign — 6 applications filed with the FCC.
License HolderJeffers Sr, Kevin M
License ClassAmateur Extra
Min. Class RequiredGeneral
LocationChristmas, FL
Grant DateNov 30, 2024
Expiration DateNov 30, 2034
K4KMJ is a highly sought-after 1x3 format amateur radio callsign. The license is currently held by Jeffers Sr, Kevin M in Christmas, FL. This callsign has attracted significant interest in the amateur radio community, with 6 vanity applications filed with the FCC. The most recent was submitted by Miranda, Joao on Sep 4, 2026. K4KMJ has 5 recorded FCC license history events.
CW & Voice Analysis
Morse Code
-.- ....- -.- -- .---
CW Weight: 37 units(Moderate)
Voice Phonetics
Kilo Four Kilo Mike Juliet
Readability: 8/10(High readability)
License History
- Administrative Update AppliedSep 5, 2025
- Administrative Update AppliedSep 3, 2025
- Administrative Update AppliedAug 26, 2025
- License IssuedNov 30, 2024
- Vanity Callsign GrantedNov 30, 2024
Vanity Application Activity
Competing applications filed with the FCC for this callsign.