KC4K
Expired2x1District 4
Competitive callsign — 33 applications filed with the FCC.
License HolderVierrether, Taylor W
License ClassAmateur Extra
Min. Class RequiredAmateur Extra
LocationCharlottesville, VA
Grant DateOct 24, 2015
Expiration DateOct 24, 2025
Available for ApplicationsOct 25, 2027
KC4K is a highly sought-after 2x1 format amateur radio callsign. The license is currently held by Vierrether, Taylor W in Charlottesville, VA. This callsign has attracted significant interest in the amateur radio community, with 33 vanity applications filed with the FCC. The most recent was submitted by Haglund, Bruce E on Nov 18, 2025. KC4K has 4 recorded FCC license history events.
CW & Voice Analysis
Morse Code
-.- -.-. ....- -.-
CW Weight: 29 units(Light (fast to send))
Voice Phonetics
Kilo Charlie Four Kilo
Readability: 8.5/10(High readability)
Available Oct 25, 2027 (451 days remaining)
Requires Amateur Extra license or higher to apply for this callsign format (2x1).
License History
- License IssuedOct 24, 2015
- Vanity Callsign GrantedOct 24, 2015
- License ExpiredOct 6, 2015
- License RenewedJul 22, 2003
Vanity Application Activity
Competing applications filed with the FCC for this callsign.