W6MFR
Available1x3District 6
Competitive callsign — 2 applications filed with the FCC.
License HolderROST, MICHAEL F
License ClassGeneral
Min. Class RequiredGeneral
LocationPORTERVILLE, CA
Grant DateOct 5, 1998
Expiration DateOct 5, 2008
Cancellation DateMar 8, 2005
Available for ApplicationsMar 9, 2007
W6MFR is a highly sought-after 1x3 format amateur radio callsign. The license is currently held by ROST, MICHAEL F in PORTERVILLE, CA. This callsign has attracted significant interest in the amateur radio community, with 2 vanity applications filed with the FCC. The most recent was submitted by Laughy, Corey on Jan 20, 2026. W6MFR has 2 recorded FCC license history events.
CW & Voice Analysis
Morse Code
.-- -.... -- ..-. .-.
CW Weight: 31 units(Moderate)
Voice Phonetics
Whiskey Six Mike Foxtrot Romeo
Readability: 8/10(High readability)
This callsign is available now
Requires General license or higher to apply for this callsign format (1x3).
License History
- License CanceledMar 8, 2005
- FRN Association Letter SentFeb 17, 2005
Vanity Application Activity
Competing applications filed with the FCC for this callsign.