KR4OKF
Active2x3District 4
No competing applications on record.
License HolderCooper, Nathan B
License ClassGeneral
Min. Class RequiredTechnician
LocationNorfolk, VA
Grant DateAug 14, 2026
Expiration DateAug 14, 2036
KR4OKF is a 2x3 format amateur radio callsign. It is currently registered to Cooper, Nathan B in Norfolk, VA. 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: 41 units(Heavy (slower to send))
Voice Phonetics
Kilo Romeo Four Oscar Kilo Foxtrot
Readability: 7/10(Good readability)
License History
- System-Generated GrantAug 14, 2026
- License IssuedAug 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.