KM4ZZ
Active2x2District 4
Competitive callsign — 1 application filed with the FCC.
License HolderBENSON, CHARLES R
License ClassAmateur Extra
Min. Class RequiredGeneral
LocationLeesburg, VA
Grant DateJul 8, 2025
Expiration DateSep 29, 2035
KM4ZZ is a highly sought-after 2x2 format amateur radio callsign. The license is currently held by BENSON, CHARLES R in Leesburg, VA. 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 BENSON, CHARLES R on Sep 10, 2015. KM4ZZ has 8 recorded FCC license history events.
CW & Voice Analysis
Morse Code
-.- -- ....- --.. --..
CW Weight: 36 units(Moderate)
Voice Phonetics
Kilo Mike Four Zulu Zulu
Readability: 8.5/10(High readability)
License History
- License RenewedJul 8, 2025
- Administrative Update AppliedJul 26, 2022
- License IssuedSep 29, 2015
- Vanity Callsign GrantedSep 29, 2015
- License CanceledApr 14, 2007
- Administrative Update AppliedNov 29, 2006
- Tax ID (TIN) AddedNov 22, 2006
- License ModifiedNov 22, 2006
Vanity Application Activity
Competing applications filed with the FCC for this callsign.
- BENSON, CHARLES RFiled Sep 10, 2015Not awardedFCC ↗