KR4OAI
Active2x3District 4
No competing applications on record.
License HolderTHUIRER, JOHN M
License ClassAdvanced
Min. Class RequiredTechnician
LocationLARGO, FL
Grant DateJul 31, 2026
Expiration DateJul 31, 2036
KR4OAI is a 2x3 format amateur radio callsign. It is currently registered to THUIRER, JOHN M in LARGO, 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: 34 units(Moderate)
Voice Phonetics
Kilo Romeo Four Oscar Alpha India
Readability: 6.5/10(Good readability)
License History
- System-Generated GrantJul 31, 2026
- License IssuedJul 31, 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.