KR4OIV
Active2x3District 4
No competing applications on record.
License HolderHammer, Dominik
License ClassTechnician
Min. Class RequiredTechnician
LocationFort Pierce, FL
Grant DateAug 13, 2026
Expiration DateAug 13, 2036
KR4OIV is a 2x3 format amateur radio callsign. It is currently registered to Hammer, Dominik in Fort Pierce, FL. 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: 36 units(Moderate)
Voice Phonetics
Kilo Romeo Four Oscar India Victor
Readability: 6.5/10(Good readability)
License History
- System-Generated GrantAug 13, 2026
- License IssuedAug 13, 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.