KF4SP
Available2x2District 4
Competitive callsign — 1 application filed with the FCC.
License HolderTurner, William D
License ClassGeneral
Min. Class RequiredGeneral
LocationWeatherby Lake, MO
Grant DateJun 12, 2002
Expiration DateSep 8, 2012
Cancellation DateSep 9, 2014
Available for ApplicationsSep 9, 2014
KF4SP is a highly sought-after 2x2 format amateur radio callsign. The license is currently held by Turner, William D in Weatherby Lake, MO. 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 Springer, Philipp on Jul 31, 2026. KF4SP has 2 recorded FCC license history events.
CW & Voice Analysis
Morse Code
-.- ..-. ....- ... .--.
CW Weight: 31 units(Moderate)
Voice Phonetics
Kilo Foxtrot Four Sierra Papa
Readability: 7.5/10(High readability)
This callsign is available now
Requires General license or higher to apply for this callsign format (2x2).
License History
- License ExpiredSep 9, 2014
- License RenewedJun 12, 2002
Vanity Application Activity
Competing applications filed with the FCC for this callsign.
- Springer, PhilippFiled Jul 31, 2026Not awardedFCC ↗