KL5R
Active2x1District 5
Competitive callsign — 29 applications filed with the FCC.
License HolderHumphrey, Robbie D
License ClassAmateur Extra
Min. Class RequiredAmateur Extra
LocationFort Knox, KY
Grant DateSep 21, 2021
Expiration DateSep 21, 2031
KL5R is a highly sought-after 2x1 format amateur radio callsign. The license is currently held by Humphrey, Robbie D in Fort Knox, KY. This callsign has attracted significant interest in the amateur radio community, with 29 vanity applications filed with the FCC. The most recent was submitted by Rixford, Laird M on Jun 24, 2025. KL5R has 7 recorded FCC license history events.
CW & Voice Analysis
Morse Code
-.- .-.. ..... .-.
CW Weight: 23 units(Light (fast to send))
Voice Phonetics
Kilo Lima Five Romeo
Readability: 8/10(High readability)
License History
- Administrative Update AppliedMar 21, 2022
- Administrative Update AppliedMar 3, 2022
- License IssuedSep 21, 2021
- Vanity Callsign GrantedSep 21, 2021
- License ExpiredJun 23, 2020
- Vanity Callsign GrantedJun 20, 2008
- License IssuedJun 20, 2008
Vanity Application Activity
Competing applications filed with the FCC for this callsign.