KR4KNZ
Active2x3District 4
No competing applications on record.
License HolderFONNER, MATTHEW A
License ClassAmateur Extra
Min. Class RequiredTechnician
LocationHamilton, OH
Grant DateMar 14, 2026
Expiration DateMar 14, 2036
KR4KNZ is a 2x3 format amateur radio callsign. It is currently registered to FONNER, MATTHEW A in Hamilton, OH. There are currently no competing vanity applications or pending FCC filings on record for this callsign. Add it to your watchlist to receive an immediate alert if another operator files a vanity application.
CW & Voice Analysis
Morse Code
-.- .-. ....- -.- -. --..
CW Weight: 38 units(Moderate)
Voice Phonetics
Kilo Romeo Four Kilo November Zulu
Readability: 6.5/10(Good readability)
License History
- License ModifiedApr 10, 2026
- System-Generated GrantMar 14, 2026
- License IssuedMar 14, 2026
Vanity Application Activity
Competing applications filed with the FCC for this callsign.
No competing applications on record. Verify on the FCC ULS application search before filing.