K4SWF
Available1x3District 4
Competitive callsign — 6 applications filed with the FCC.
License HolderKennedy, Mark L
License ClassAmateur Extra
Min. Class RequiredGeneral
LocationNaples, FL
Grant DateNov 4, 2003
Expiration DateNov 4, 2013
Cancellation DateApr 17, 2004
Available for ApplicationsApr 18, 2006
K4SWF is a highly sought-after 1x3 format amateur radio callsign. The license is currently held by Kennedy, Mark L in Naples, FL. This callsign has attracted significant interest in the amateur radio community, with 6 vanity applications filed with the FCC. The most recent was submitted by SHAFFER, JAMES A on Feb 14, 2025. K4SWF has 4 recorded FCC license history events.
CW & Voice Analysis
Morse Code
-.- ....- ... .-- ..-.
CW Weight: 30 units(Light (fast to send))
Voice Phonetics
Kilo Four Sierra Whiskey Foxtrot
Readability: 7.5/10(High readability)
This callsign is available now
Requires General license or higher to apply for this callsign format (1x3).
License History
- License CanceledApr 17, 2004
- License ModifiedNov 20, 2003
- License IssuedNov 4, 2003
- Vanity Callsign GrantedNov 4, 2003
Vanity Application Activity
Competing applications filed with the FCC for this callsign.