KR4SF
Active2x2District 4
No competing applications on record.
License HolderWARNER II, CHARLES L
License ClassAdvanced
Min. Class RequiredGeneral
LocationAsheville, NC
Grant DateDec 9, 2025
Expiration DateFeb 5, 2036
KR4SF is a 2x2 format amateur radio callsign. It is currently registered to WARNER II, CHARLES L in Asheville, NC. 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: 28 units(Light (fast to send))
Voice Phonetics
Kilo Romeo Four Sierra Foxtrot
Readability: 7/10(Good readability)
License History
- License RenewedDec 9, 2025
- Administrative Update AppliedApr 9, 2020
- Administrative Update AppliedJul 13, 2019
- License RenewedFeb 5, 2016
- License RenewedJul 6, 2005
- FRN Association Letter SentJul 6, 2005
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.