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KJ4DEF

Available2x3District 4

Competitive callsign — 2 applications filed with the FCC.

License HolderDEVERONICA, MARIA

License ClassTechnician

Min. Class RequiredTechnician

LocationWEST PALM BEACH, FL

Grant DateApr 9, 2008

Expiration DateApr 9, 2018

Cancellation DateApr 10, 2020

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KJ4DEF

Available2x3District 4

Competitive callsign — 2 applications filed with the FCC.

License HolderDEVERONICA, MARIA

License ClassTechnician

Min. Class RequiredTechnician

LocationWEST PALM BEACH, FL

Grant DateApr 9, 2008

Expiration DateApr 9, 2018

Cancellation DateApr 10, 2020

Available for ApplicationsApr 10, 2020

KJ4DEF is a highly sought-after 2x3 format amateur radio callsign. The license is currently held by DEVERONICA, MARIA in WEST PALM BEACH, 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 Carmosino, Donald J on Oct 20, 2008. KJ4DEF has 3 recorded FCC license history events.

CW & Voice Analysis

Morse Code

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

CW Weight: 36 units(Moderate)

Voice Phonetics

Kilo Juliet Four Delta Echo Foxtrot

Readability: 7/10(Good readability)

This callsign is available now

Requires Technician license or higher to apply for this callsign format (2x3).

License History

License ExpiredApr 10, 2020
System-Generated GrantApr 9, 2008
License IssuedApr 9, 2008

Vanity Application Activity

Competing applications filed with the FCC for this callsign.

Carmosino, Donald JFiled Oct 20, 2008
DismissedFCC ↗
Clark, Hunter MFiled Oct 20, 2008
DismissedFCC ↗

Search external databases

QRZ ↗HamQTH ↗

Explore nearby callsigns

← KJ4DEE KJ4DEG →

FCC data as of Jul 28, 2026

KJ4DEF FCC Vanity Status: 2 Competing Applications & History