W6JMM
Available1x3District 6
Competitive callsign — 5 applications filed with the FCC.
License HolderSPARKUHL, WALTER T
License ClassGeneral
Min. Class RequiredGeneral
LocationSAN JUAN CAPISTRANO, CA
Grant DateApr 15, 2006
Expiration DateApr 15, 2016
Cancellation DateApr 17, 2018
Available for ApplicationsApr 16, 2018
W6JMM is a highly sought-after 1x3 format amateur radio callsign. The license is currently held by SPARKUHL, WALTER T in SAN JUAN CAPISTRANO, CA. This callsign has attracted significant interest in the amateur radio community, with 5 vanity applications filed with the FCC. The most recent was submitted by Martini, Jacob M on Aug 10, 2026. W6JMM has 4 recorded FCC license history events.
CW & Voice Analysis
Morse Code
.-- -.... .--- -- --
CW Weight: 36 units(Moderate)
Voice Phonetics
Whiskey Six Juliet Mike Mike
Readability: 8.5/10(High readability)
This callsign is available now
Requires General license or higher to apply for this callsign format (1x3).
License History
- License ExpiredApr 17, 2018
- License ModifiedMay 30, 2007
- License IssuedApr 15, 2006
- Vanity Callsign GrantedApr 15, 2006
Vanity Application Activity
Competing applications filed with the FCC for this callsign.