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KO4WRN

Active2x3District 4

Competitive callsign — 1 application filed with the FCC.

License HolderBarnhard Jr, Harry

License ClassGeneral

Min. Class RequiredTechnician

LocationNORTH PORT, FL

Grant DateFeb 14, 2022

Expiration DateFeb 14, 2032

KO4WRN is a highly sought-after 2x3 format amateur radio callsign. The license is currently held by Barnhard Jr, Harry in NORTH PORT, 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 Warren Jr, Thomas L on Jan 25, 2021. KO4WRN has 3 recorded FCC license history events.

CW & Voice Analysis

Morse Code

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

CW Weight: 39 units(Moderate)

Voice Phonetics

Kilo Oscar Four Whiskey Romeo November

Readability: 6.5/10(Good readability)

License History

License ModifiedFeb 13, 2023
System-Generated GrantFeb 14, 2022
License IssuedFeb 14, 2022

Vanity Application Activity

Competing applications filed with the FCC for this callsign.

Warren Jr, Thomas LFiled Jan 25, 2021
Not awardedFCC ↗

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← KO4WRM KO4WRO →

FCC data as of Jul 10, 2026

KO4WRN FCC Vanity Status: 1 Competing Application & History