W4KDF
Expired1x3District 4
Competitive callsign — 4 applications filed with the FCC.
License HolderLAWLER, JOHN J
License ClassAdvanced
Min. Class RequiredGeneral
LocationNORTH PALM BEACH, FL
Grant DateMar 1, 2016
Expiration DateMay 29, 2026
Available for ApplicationsMay 30, 2028
W4KDF is a highly sought-after 1x3 format amateur radio callsign. The license is currently held by LAWLER, JOHN J in NORTH PALM BEACH, FL. This callsign has attracted significant interest in the amateur radio community, with 4 vanity applications filed with the FCC. The most recent was submitted by Felder, Kendall on Feb 25, 2026. W4KDF has 4 recorded FCC license history events.
CW & Voice Analysis
Morse Code
.-- ....- -.- -.. ..-.
CW Weight: 32 units(Moderate)
Voice Phonetics
Whiskey Four Kilo Delta Foxtrot
Readability: 8/10(High readability)
Available May 30, 2028 (635 days remaining)
Requires General license or higher to apply for this callsign format (1x3).
License History
- Administrative Update AppliedMar 3, 2016
- License RenewedMar 1, 2016
- Tax ID (TIN) AddedMar 6, 2006
- License RenewedMar 6, 2006
Vanity Application Activity
Competing applications filed with the FCC for this callsign.