KR4MDK
Active2x3District 4
Competitive callsign — 1 application filed with the FCC.
License Holderwilliams, ryan K
License ClassTechnician
Min. Class RequiredTechnician
LocationPrattville, AL
Grant DateMay 13, 2026
Expiration DateMay 13, 2036
KR4MDK is a highly sought-after 2x3 format amateur radio callsign. The license is currently held by williams, ryan K in Prattville, AL. 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 Kelly, Michael D on Aug 22, 2025. KR4MDK has 2 recorded FCC license history events.
CW & Voice Analysis
Morse Code
-.- .-. ....- -- -.. -.-
CW Weight: 37 units(Moderate)
Voice Phonetics
Kilo Romeo Four Mike Delta Kilo
Readability: 7.5/10(High readability)
License History
- System-Generated GrantMay 13, 2026
- License IssuedMay 13, 2026
Vanity Application Activity
Competing applications filed with the FCC for this callsign.
- Kelly, Michael DFiled Aug 22, 2025Not awardedFCC ↗