KO4BR
Active2x2District 4
Competitive callsign — 3 applications filed with the FCC.
License HolderKruszewski SR, Buck R
License ClassAmateur Extra
Min. Class RequiredGeneral
LocationEight Mile, AL
Grant DateOct 20, 2026
Expiration DateOct 20, 2036
KO4BR is a highly sought-after 2x2 format amateur radio callsign. The license is currently held by Kruszewski SR, Buck R in Eight Mile, AL. This callsign has attracted significant interest in the amateur radio community, with 3 vanity applications filed with the FCC. The most recent was submitted by Kruszewski SR, Buck R on Oct 1, 2026. KO4BR has 8 recorded FCC license history events.
CW & Voice Analysis
Morse Code
-.- --- ....- -... .-.
CW Weight: 34 units(Moderate)
Voice Phonetics
Kilo Oscar Four Bravo Romeo
Readability: 7.5/10(High readability)
License History
- License IssuedOct 20, 2026
- Vanity Callsign GrantedOct 20, 2026
- License CanceledJun 19, 2026
- Vanity Callsign GrantedJan 25, 2025
- License IssuedJan 25, 2025
- License CanceledDec 5, 2003
- License ModifiedMay 1, 2002
- License RenewedJun 9, 2001
Vanity Application Activity
Competing applications filed with the FCC for this callsign.