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KX4JRK

Expired2x3District 4

Competitive callsign — 1 application filed with the FCC.

License HolderKettenhofen, Jon R

License ClassAmateur Extra

Min. Class RequiredTechnician

LocationEvans, GA

Grant DateOct 15, 2014

Expiration DateOct 15, 2024

Available for ApplicationsOct 16, 2026

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KX4JRK

Expired2x3District 4

Competitive callsign — 1 application filed with the FCC.

License HolderKettenhofen, Jon R

License ClassAmateur Extra

Min. Class RequiredTechnician

LocationEvans, GA

Grant DateOct 15, 2014

Expiration DateOct 15, 2024

Available for ApplicationsOct 16, 2026

KX4JRK is a highly sought-after 2x3 format amateur radio callsign. The license is currently held by Kettenhofen, Jon R in Evans, GA. 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 Kettenhofen, Jon R on Sep 24, 2014. KX4JRK has 2 recorded FCC license history events.

CW & Voice Analysis

Morse Code

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

CW Weight: 44 units(Heavy (slower to send))

Voice Phonetics

Kilo X-ray Four Juliet Romeo Kilo

Readability: 6.5/10(Good readability)

Available Oct 16, 2026 (78 days remaining)

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

License History

License IssuedOct 15, 2014
Vanity Callsign GrantedOct 15, 2014

Vanity Application Activity

Competing applications filed with the FCC for this callsign.

Kettenhofen, Jon RFiled Sep 24, 2014
Not awardedFCC ↗

Search external databases

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← KX4JOE KX4JTG →

FCC data as of Jul 29, 2026

KX4JRK FCC Vanity Status: 1 Competing Application & History