KZ0O
Active2x1District 0
Competitive callsign — 6 applications filed with the FCC.
License HolderClarke, Kelly A
License ClassAmateur Extra
Min. Class RequiredAmateur Extra
LocationColorado Springs, CO
Grant DateAug 28, 2026
Expiration DateAug 28, 2036
KZ0O is a highly sought-after 2x1 format amateur radio callsign. The license is currently held by Clarke, Kelly A in Colorado Springs, CO. 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 Adams, Zachary C on Aug 28, 2026. KZ0O has 6 recorded FCC license history events.
CW & Voice Analysis
Morse Code
-.- --.. ----- ---
CW Weight: 39 units(Moderate)
Voice Phonetics
Kilo Zulu Zero Oscar
Readability: 8/10(High readability)
License History
- License IssuedAug 28, 2026
- Vanity Callsign GrantedAug 28, 2026
- License ExpiredJul 16, 2026
- License RenewedJun 17, 2014
- Tax ID (TIN) AddedApr 28, 2004
- License RenewedApr 28, 2004
Vanity Application Activity
Competing applications filed with the FCC for this callsign.