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KO4ZAR

Active2x3District 4

Competitive callsign — 1 application filed with the FCC.

License HolderColes, John

License ClassTechnician

Min. Class RequiredTechnician

LocationCrossville, TN

Grant DateFeb 23, 2021

Expiration DateFeb 23, 2031

KO4ZAR is a highly sought-after 2x3 format amateur radio callsign. The license is currently held by Coles, John in Crossville, TN. 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 Coles, John on Feb 1, 2021. KO4ZAR has 2 recorded FCC license history events.

CW & Voice Analysis

Morse Code

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

CW Weight: 40 units(Moderate)

Voice Phonetics

Kilo Oscar Four Zulu Alpha Romeo

Readability: 7/10(Good readability)

License History

License IssuedFeb 23, 2021
Vanity Callsign GrantedFeb 23, 2021

Vanity Application Activity

Competing applications filed with the FCC for this callsign.

Coles, JohnFiled Feb 1, 2021
Not awardedFCC ↗

Search external databases

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← KO4ZAQ KO4ZAS →

FCC data as of Jul 10, 2026

KO4ZAR FCC Vanity Status: 1 Competing Application & History