KU4C
Active2x1District 4
Competitive callsign — 2 applications filed with the FCC.
License HolderMC CLOUD JR, JAMES R
License ClassAmateur Extra
Min. Class RequiredAmateur Extra
LocationFREDERICKSBURG, VA
Grant DateFeb 24, 2026
Expiration DateApr 28, 2036
KU4C is a highly sought-after 2x1 format amateur radio callsign. The license is currently held by MC CLOUD JR, JAMES R in FREDERICKSBURG, VA. This callsign has attracted significant interest in the amateur radio community, with 2 vanity applications filed with the FCC. The most recent was submitted by MC CLOUD JR, JAMES R on Apr 10, 2006. KU4C has 7 recorded FCC license history events.
CW & Voice Analysis
Morse Code
-.- ..- ....- -.-.
CW Weight: 27 units(Light (fast to send))
Voice Phonetics
Kilo Uniform Four Charlie
Readability: 8/10(High readability)
License History
- Administrative Update AppliedFeb 26, 2026
- License RenewedFeb 24, 2026
- License RenewedMar 28, 2016
- Vanity Callsign GrantedApr 28, 2006
- License IssuedApr 28, 2006
- Internal Correction AppliedApr 12, 2006
- Internal Correction AppliedApr 12, 2006
Vanity Application Activity
Competing applications filed with the FCC for this callsign.