KM4MB
Active2x2District 4
Competitive callsign — 5 applications filed with the FCC.
License HolderBuckaloo, Michael D
License ClassAmateur Extra
Min. Class RequiredGeneral
LocationChester, SC
Grant DateJan 16, 2026
Expiration DateJan 16, 2036
KM4MB is a highly sought-after 2x2 format amateur radio callsign. The license is currently held by Buckaloo, Michael D in Chester, SC. This callsign has attracted significant interest in the amateur radio community, with 5 vanity applications filed with the FCC. The most recent was submitted by Buckaloo, Michael D on Dec 29, 2025. KM4MB has 5 recorded FCC license history events.
CW & Voice Analysis
Morse Code
-.- -- ....- -- -...
CW Weight: 32 units(Moderate)
Voice Phonetics
Kilo Mike Four Mike Bravo
Readability: 9/10(Excellent readability)
License History
- License IssuedJan 16, 2026
- Vanity Callsign GrantedJan 16, 2026
- License ExpiredJan 14, 2020
- Tax ID (TIN) AddedNov 21, 2007
- License RenewedNov 21, 2007
Vanity Application Activity
Competing applications filed with the FCC for this callsign.