KO6MSK
Active2x3District 6
Competitive callsign — 1 application filed with the FCC.
License HolderKrier, Alexander P
License ClassTechnician
Min. Class RequiredTechnician
LocationSan Luis Obispo, CA
Grant DateMar 4, 2026
Expiration DateMar 4, 2036
KO6MSK is a highly sought-after 2x3 format amateur radio callsign. The license is currently held by Krier, Alexander P in San Luis Obispo, CA. This callsign has attracted significant interest in the amateur radio community, with 1 vanity application filed with the FCC. The most recent was submitted by Kim, Mun S on Sep 28, 2011. KO6MSK has 2 recorded FCC license history events.
CW & Voice Analysis
Morse Code
-.- --- -.... -- ... -.-
CW Weight: 39 units(Moderate)
Voice Phonetics
Kilo Oscar Six Mike Sierra Kilo
Readability: 7.5/10(High readability)
License History
- System-Generated GrantMar 4, 2026
- License IssuedMar 4, 2026
Vanity Application Activity
Competing applications filed with the FCC for this callsign.
- Kim, Mun SFiled Sep 28, 2011Not awardedFCC ↗