CFCallsignFinder

Search Watchlist

Track FCC amateur radio vanity callsign availability. Data updated daily.

Legal & Info

Pricing FAQ Terms of Service Privacy Policy

© 2026 CallsignFinder. All rights reserved.

FCC data sourced from FCC Universal Licensing System. Not affiliated with the FCC.

Watchlist Search Account

Home/Search/KO4JON

← Back to results

KO4JON

Active2x3District 4

Competitive callsign — 2 applications filed with the FCC.

License HolderBeard, Jonathan J

License ClassGeneral

Min. Class RequiredTechnician

LocationAlva, FL

Grant DateMay 27, 2026

Expiration DateMay 27, 2036

KO4JON is a highly sought-after 2x3 format amateur radio callsign. The license is currently held by Beard, Jonathan J in Alva, FL. This callsign has attracted significant interest in the amateur radio community, with 2 vanity applications filed with the FCC. The most recent was submitted by Beard, Jonathan J on May 6, 2026. KO4JON has 6 recorded FCC license history events.

CW & Voice Analysis

Morse Code

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

CW Weight: 46 units(Heavy (slower to send))

Voice Phonetics

Kilo Oscar Four Juliet Oscar November

Readability: 6.5/10(Good readability)

License History

License ModifiedJun 4, 2026
License IssuedMay 27, 2026
Vanity Callsign GrantedMay 27, 2026
License CanceledDec 19, 2020
System-Generated GrantNov 19, 2020
License IssuedNov 19, 2020

Vanity Application Activity

Competing applications filed with the FCC for this callsign.

Beard, Jonathan JFiled May 6, 2026
Not awardedFCC ↗
Horner, Jonathan EFiled Aug 5, 2024
Not awardedFCC ↗

Search external databases

QRZ ↗HamQTH ↗

Explore nearby callsigns

← KO4JOM KO4JOO →

FCC data as of Sep 4, 2026

KO4JON FCC Vanity Status: 2 Competing Applications & History