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KR4JON

Active2x3District 4

Competitive callsign — 5 applications filed with the FCC.

License HolderSloan, Lawrence A

License ClassTechnician

Min. Class RequiredTechnician

LocationDania Beach, FL

Grant DateFeb 11, 2026

Expiration DateFeb 11, 2036

KR4JON is a highly sought-after 2x3 format amateur radio callsign. The license is currently held by Sloan, Lawrence A in Dania Beach, FL. This callsign has attracted significant interest in the amateur radio community, with 5 vanity applications filed with the FCC. The most recent was submitted by Beard, Jonathan J on May 6, 2026. KR4JON has 2 recorded FCC license history events.

CW & Voice Analysis

Morse Code

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

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

Voice Phonetics

Kilo Romeo Four Juliet Oscar November

Readability: 6/10(Good readability)

License History

System-Generated GrantFeb 11, 2026
License IssuedFeb 11, 2026

Vanity Application Activity

Competing applications filed with the FCC for this callsign.

Beard, Jonathan JFiled May 6, 2026
Not awardedFCC ↗
Burcham, Jon DFiled Sep 15, 2025
Not awardedFCC ↗
St-Amant, John PFiled Aug 18, 2025
Not awardedFCC ↗
Newsom, Jon DFiled Jul 21, 2004

Search external databases

QRZ ↗HamQTH ↗

Explore nearby callsigns

← KR4JOM KR4JOO →

FCC data as of Sep 4, 2026

Not awarded

SCHENCK, SCOTT NFiled Jul 21, 2004

Not awardedFCC ↗

KR4JON FCC Vanity Status: 5 Competing Applications & History