KM6JBO
Active2x3District 6
Competitive callsign — 1 application filed with the FCC.
License HolderWALTON, HAROLD L
License ClassAmateur Extra
Min. Class RequiredTechnician
LocationHAZELWOOD, MO
Grant DateJul 25, 2026
Expiration DateJun 7, 2036
KM6JBO is a highly sought-after 2x3 format amateur radio callsign. The license is currently held by WALTON, HAROLD L in HAZELWOOD, MO. 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 OBRIEN, JIM B on May 18, 2016. KM6JBO has 4 recorded FCC license history events.
CW & Voice Analysis
Morse Code
-.- -- -.... .--- -... ---
CW Weight: 45 units(Heavy (slower to send))
Voice Phonetics
Kilo Mike Six Juliet Bravo Oscar
Readability: 7.5/10(High readability)
License History
- License RenewedJul 25, 2026
- Administrative Update AppliedApr 22, 2023
- License IssuedJun 7, 2016
- Vanity Callsign GrantedJun 7, 2016
Vanity Application Activity
Competing applications filed with the FCC for this callsign.
- OBRIEN, JIM BFiled May 18, 2016Not awardedFCC ↗