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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.

Adams, Zachary CFiled Aug 28, 2026
PendingFCC ↗
Wagstaff, ReeceFiled Aug 10, 2026
DismissedFCC ↗
Clarke, Kelly AFiled Aug 10, 2026
Not awardedFCC ↗
Smolen, Christopher JFiled Aug 10, 2026

Search external databases

QRZ ↗HamQTH ↗

Explore nearby callsigns

← KZ0N KZ0P →

FCC data as of Sep 12, 2026

Dismissed

Garrett, Patrick BFiled Jul 22, 2026

Not awardedFCC ↗

WRIGHT, STEVEN AFiled Jul 20, 2026

Not awardedFCC ↗

KZ0O FCC Vanity Status: 6 Competing Applications & History