KA4EFO
Available2x3District 4
Competitive callsign — 2 applications filed with the FCC.
License HolderLarson, Leslie W
License ClassAmateur Extra
Min. Class RequiredTechnician
LocationMountain View, AR
Grant DateMay 28, 2021
Expiration DateMay 28, 2031
Cancellation DateMay 3, 2022
Available for ApplicationsMay 4, 2024
KA4EFO is a highly sought-after 2x3 format amateur radio callsign. The license is currently held by Larson, Leslie W in Mountain View, AR. This callsign has attracted significant interest in the amateur radio community, with 2 vanity applications filed with the FCC. The most recent was submitted by Larson, Leslie W on May 10, 2021. KA4EFO has 9 recorded FCC license history events.
CW & Voice Analysis
Morse Code
-.- .- ....- . ..-. ---
CW Weight: 34 units(Moderate)
Voice Phonetics
Kilo Alpha Four Echo Foxtrot Oscar
Readability: 7.5/10(High readability)
This callsign is available now
Requires Technician license or higher to apply for this callsign format (2x3).
License History
- License CanceledMay 3, 2022
- Administrative Update AppliedJan 19, 2022
- License IssuedMay 28, 2021
- Vanity Callsign GrantedMay 28, 2021
- License CanceledOct 22, 2019
- Administrative Update AppliedMar 20, 2019
- Administrative Update AppliedOct 19, 2018
- License IssuedOct 3, 2014
- Vanity Callsign GrantedOct 3, 2014
Vanity Application Activity
Competing applications filed with the FCC for this callsign.