KR4PRF
Active2x3District 4
No competing applications on record.
License HolderPlonski, Frank E
License ClassAmateur Extra
Min. Class RequiredTechnician
LocationHatfield, PA
Grant DateOct 17, 2026
Expiration DateOct 17, 2036
KR4PRF is a 2x3 format amateur radio callsign. It is currently registered to Plonski, Frank E in Hatfield, PA. 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 Papa Romeo Foxtrot
Readability: 6.5/10(Good readability)
License History
- System-Generated GrantOct 17, 2026
- License IssuedOct 17, 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.