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KK7KO

Active2x2District 7

Competitive callsign — 6 applications filed with the FCC.

License HolderOstrovskiy, Konstantin

License ClassAmateur Extra

Min. Class RequiredGeneral

LocationCarnation, WA

Grant DateApr 8, 2025

Expiration DateApr 8, 2035

KK7KO is a highly sought-after 2x2 format amateur radio callsign. The license is currently held by Ostrovskiy, Konstantin in Carnation, WA. 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 Ostrovskiy, Konstantin on Mar 19, 2025. KK7KO has 4 recorded FCC license history events.

CW & Voice Analysis

Morse Code

-.- -.- --... -.- ---

CW Weight: 39 units(Moderate)

Voice Phonetics

Kilo Kilo Seven Kilo Oscar

Readability: 7.5/10(High readability)

License History

License IssuedApr 8, 2025
Vanity Callsign GrantedApr 8, 2025
License CanceledApr 7, 2005
License ModifiedJan 17, 2003

Vanity Application Activity

Competing applications filed with the FCC for this callsign.

Ostrovskiy, KonstantinFiled Mar 19, 2025
Not awardedFCC ↗
ELLETT, DOUGLAS RFiled May 22, 2023
Not awardedFCC ↗
POSALSKI, DAVID LFiled Jun 10, 2022
DismissedFCC ↗
POSALSKI, DAVID LFiled May 31, 2022

Search external databases

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Explore nearby callsigns

← KK7KN KK7KP →

FCC data as of Sep 4, 2026

Dismissed

RODMAN, ROBERT MFiled Jun 24, 2014

Not awardedFCC ↗

Nelson, Craig HFiled Jan 30, 2014

Not awardedFCC ↗

KK7KO FCC Vanity Status: 6 Competing Applications & History