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K7WKO

Active1x3District 7

Competitive callsign — 1 application filed with the FCC.

License HolderVERNIER, JEFFREY T

License ClassTechnician

Min. Class RequiredGeneral

LocationO'Fallon, IL

Grant DateApr 2, 2025

Expiration DateApr 28, 2035

K7WKO is a highly sought-after 1x3 format amateur radio callsign. The license is currently held by VERNIER, JEFFREY T in O'Fallon, IL. 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 HEUER, JEFFREY B on Apr 10, 2015. K7WKO has 4 recorded FCC license history events.

CW & Voice Analysis

Morse Code

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

CW Weight: 39 units(Moderate)

Voice Phonetics

Kilo Seven Whiskey Kilo Oscar

Readability: 7.5/10(High readability)

License History

License RenewedApr 2, 2025
Administrative Update AppliedJul 2, 2022
License IssuedApr 28, 2015
Vanity Callsign GrantedApr 28, 2015

Vanity Application Activity

Competing applications filed with the FCC for this callsign.

HEUER, JEFFREY BFiled Apr 10, 2015
Not awardedFCC ↗

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FCC data as of Sep 4, 2026

K7WKO FCC Vanity Status: 1 Competing Application & History