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KO4UCF

Active2x3District 4

Competitive callsign — 1 application filed with the FCC.

License HolderCharmbury III, Richard E

License ClassAmateur Extra

Min. Class RequiredTechnician

LocationMERRITT ISLAND, FL

Grant DateDec 8, 2020

Expiration DateDec 8, 2030

KO4UCF is a highly sought-after 2x3 format amateur radio callsign. The license is currently held by Charmbury III, Richard E in MERRITT ISLAND, FL. 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 Charmbury 652, Richard E on Nov 20, 2020. KO4UCF has 4 recorded FCC license history events.

CW & Voice Analysis

Morse Code

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

CW Weight: 42 units(Heavy (slower to send))

Voice Phonetics

Kilo Oscar Four Uniform Charlie Foxtrot

Readability: 7/10(Good readability)

License History

License ModifiedMar 29, 2021
Administrative Update AppliedDec 9, 2020
License IssuedDec 8, 2020
Vanity Callsign GrantedDec 8, 2020

Vanity Application Activity

Competing applications filed with the FCC for this callsign.

Charmbury 652, Richard EFiled Nov 20, 2020
Not awardedFCC ↗

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← KO4UCE KO4UCG →

FCC data as of Sep 4, 2026

KO4UCF FCC Vanity Status: 1 Competing Application & History