K4RZZ
Cancelled1x3District 4
Competitive callsign — 6 applications filed with the FCC.
License HolderSTOCK JR, THOMAS B
License ClassGeneral
Min. Class RequiredGeneral
LocationSAINT AUGUSTINE, FL
Grant DateNov 8, 2024
Cancellation DateNov 26, 2024
Available for ApplicationsNov 27, 2026
K4RZZ is a highly sought-after 1x3 format amateur radio callsign. The license is currently held by STOCK JR, THOMAS B in SAINT AUGUSTINE, 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 STOCK JR, THOMAS B on Oct 21, 2024. K4RZZ has 3 recorded FCC license history events.
CW & Voice Analysis
Morse Code
-.- ....- .-. --.. --..
CW Weight: 35 units(Moderate)
Voice Phonetics
Kilo Four Romeo Zulu Zulu
Readability: 7.5/10(High readability)
Available Nov 27, 2026 (83 days remaining)
Requires General license or higher to apply for this callsign format (1x3).
License History
- License CanceledNov 26, 2024
- License IssuedNov 8, 2024
- Vanity Callsign GrantedNov 8, 2024
Vanity Application Activity
Competing applications filed with the FCC for this callsign.