KF4KW
Available2x2District 4
Competitive callsign — 3 applications filed with the FCC.
License HolderHEYBOER, DAVID E
License ClassAdvanced
Min. Class RequiredGeneral
LocationBOWLING GREEN, KY
Grant DateAug 17, 2001
Expiration DateAug 17, 2011
Cancellation DateAug 20, 2013
Available for ApplicationsAug 18, 2013
KF4KW is a highly sought-after 2x2 format amateur radio callsign. The license is currently held by HEYBOER, DAVID E in BOWLING GREEN, KY. This callsign has attracted significant interest in the amateur radio community, with 3 vanity applications filed with the FCC. The most recent was submitted by Jardon, Patrick A on Mar 12, 2026. KF4KW has 2 recorded FCC license history events.
CW & Voice Analysis
Morse Code
-.- ..-. ....- -.- .--
CW Weight: 34 units(Moderate)
Voice Phonetics
Kilo Foxtrot Four Kilo Whiskey
Readability: 8/10(High readability)
This callsign is available now
Requires General license or higher to apply for this callsign format (2x2).
License History
- License ExpiredAug 20, 2013
- License IssuedAug 17, 2001
Vanity Application Activity
Competing applications filed with the FCC for this callsign.