K6ZZX
Available1x3District 6
Competitive callsign — 3 applications filed with the FCC.
License HolderCallahan, Russ W
License ClassTechnician
Min. Class RequiredGeneral
LocationCarlsbad, CA
Grant DateFeb 27, 2015
Expiration DateMar 5, 2024
Cancellation DateMar 6, 2026
Available for ApplicationsMar 6, 2026
K6ZZX is a highly sought-after 1x3 format amateur radio callsign. The license is currently held by Callahan, Russ W in Carlsbad, CA. This callsign has attracted significant interest in the amateur radio community, with 3 vanity applications filed with the FCC. The most recent was submitted by Callahan, Russ W on Jan 21, 2004. K6ZZX has 4 recorded FCC license history events.
CW & Voice Analysis
Morse Code
-.- -.... --.. --.. -..-
CW Weight: 38 units(Moderate)
Voice Phonetics
Kilo Six Zulu Zulu X-ray
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 ExpiredMar 6, 2026
- License RenewedFeb 27, 2015
- License IssuedFeb 10, 2004
- Vanity Callsign GrantedFeb 10, 2004
Vanity Application Activity
Competing applications filed with the FCC for this callsign.