KR6RF
Available2x2District 6
Competitive callsign — 6 applications filed with the FCC.
License HolderCRACKER JACK CONTESTERS
Min. Class RequiredGeneral
LocationHughson, CA
Grant DateSep 22, 1999
Expiration DateSep 22, 2009
Cancellation DateApr 18, 2003
Available for ApplicationsApr 19, 2005
KR6RF is a highly sought-after 2x2 format amateur radio callsign. The license is currently held by CRACKER JACK CONTESTERS in Hughson, CA. This callsign has attracted significant interest in the amateur radio community, with 6 vanity applications filed with the FCC. The most recent was submitted by Learmonth, Garrey on Mar 10, 2026. KR6RF has 3 recorded FCC license history events.
CW & Voice Analysis
Morse Code
-.- .-. -.... .-. ..-.
CW Weight: 30 units(Light (fast to send))
Voice Phonetics
Kilo Romeo Six Romeo Foxtrot
Readability: 7/10(Good readability)
This callsign is available now
Requires General license or higher to apply for this callsign format (2x2).
License History
- License CanceledApr 18, 2003
- Administrative Update AppliedDec 3, 2001
- License IssuedSep 22, 1999
Vanity Application Activity
Competing applications filed with the FCC for this callsign.