K4AUV
Available1x3District 4
Competitive callsign — 4 applications filed with the FCC.
License HolderMc Mahon, Leonard T
License ClassAmateur Extra
Min. Class RequiredGeneral
LocationStuart, FL
Grant DateDec 31, 2010
Expiration DateMar 23, 2021
Cancellation DateMar 24, 2023
Available for ApplicationsMar 24, 2023
K4AUV is a highly sought-after 1x3 format amateur radio callsign. The license is currently held by Mc Mahon, Leonard T in Stuart, FL. This callsign has attracted significant interest in the amateur radio community, with 4 vanity applications filed with the FCC. The most recent was submitted by JESSEE, JAMES B on Jun 8, 2026. K4AUV has 3 recorded FCC license history events.
CW & Voice Analysis
Morse Code
-.- ....- .- ..- ...-
CW Weight: 29 units(Light (fast to send))
Voice Phonetics
Kilo Four Alpha Uniform Victor
Readability: 7.5/10(High readability)
This callsign is available now
Requires General license or higher to apply for this callsign format (1x3).
License History
- License ExpiredMar 24, 2023
- License RenewedDec 31, 2010
- License IssuedMar 23, 2001
Vanity Application Activity
Competing applications filed with the FCC for this callsign.