KM4REX
Expired2x3District 4
Competitive callsign — 1 application filed with the FCC.
License HolderDennison, Alexander S
License ClassTechnician
Min. Class RequiredTechnician
LocationSarasota, FL
Grant DateFeb 18, 2016
Expiration DateFeb 18, 2026
Available for ApplicationsFeb 19, 2028
KM4REX is a highly sought-after 2x3 format amateur radio callsign. The license is currently held by Dennison, Alexander S in Sarasota, 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 DUDLEY, REX A on Sep 30, 2026. KM4REX has 2 recorded FCC license history events.
CW & Voice Analysis
Morse Code
-.- -- ....- .-. . -..-
CW Weight: 34 units(Moderate)
Voice Phonetics
Kilo Mike Four Romeo Echo X-ray
Readability: 7.5/10(High readability)
Available Feb 19, 2028 (478 days remaining)
Requires Technician license or higher to apply for this callsign format (2x3).
License History
- System-Generated GrantFeb 18, 2016
- License IssuedFeb 18, 2016
Vanity Application Activity
Competing applications filed with the FCC for this callsign.
- DUDLEY, REX AFiled Sep 30, 2026Not awardedFCC ↗