K4ZW
Active1x2District 4
Competitive callsign — 1 application filed with the FCC.
License HolderCLAERBOUT, KENNETH J
License ClassAmateur Extra
Min. Class RequiredAmateur Extra
LocationSTAFFORD, VA
Grant DateAug 10, 2016
Expiration DateNov 4, 2026
K4ZW is a highly sought-after 1x2 format amateur radio callsign. The license is currently held by CLAERBOUT, KENNETH J in STAFFORD, VA. 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 Brutus, Caleb on Aug 4, 2026. K4ZW has 5 recorded FCC license history events.
CW & Voice Analysis
Morse Code
-.- ....- --.. .--
CW Weight: 29 units(Light (fast to send))
Voice Phonetics
Kilo Four Zulu Whiskey
Readability: 8.5/10(High readability)
License History
- License RenewedAug 10, 2016
- Administrative Update AppliedJun 22, 2010
- License RenewedNov 2, 2006
- Administrative Update AppliedJan 17, 2006
- Administrative Update AppliedFeb 3, 2004
Vanity Application Activity
Competing applications filed with the FCC for this callsign.
- Brutus, CalebFiled Aug 4, 2026DismissedFCC ↗