KR4JRF
Active2x3District 4
No competing applications on record.
License HolderGRETZ, W WARREN
License ClassAdvanced
Min. Class RequiredTechnician
LocationOREANA, ID
Grant DateFeb 11, 2026
Expiration DateFeb 11, 2036
KR4JRF is a 2x3 format amateur radio callsign. It is currently registered to GRETZ, W WARREN in OREANA, ID. 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: 40 units(Moderate)
Voice Phonetics
Kilo Romeo Four Juliet Romeo Foxtrot
Readability: 6/10(Good readability)
License History
- License ModifiedMar 17, 2026
- System-Generated GrantFeb 11, 2026
- License IssuedFeb 11, 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.