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K1JEZ

Active1x3District 1

Competitive callsign — 2 applications filed with the FCC.

License HolderJeziorski, Gregory A

License ClassAmateur Extra

Min. Class RequiredGeneral

LocationCentennial, CO

Grant DateAug 14, 2018

Expiration DateAug 14, 2028

K1JEZ is a highly sought-after 1x3 format amateur radio callsign. The license is currently held by Jeziorski, Gregory A in Centennial, CO. 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 Jeziorski, GREGORY a on Jul 25, 2018. K1JEZ has 3 recorded FCC license history events.

CW & Voice Analysis

Morse Code

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

CW Weight: 39 units(Moderate)

Voice Phonetics

Kilo One Juliet Echo Zulu

Readability: 7.5/10(High readability)

License History

License ModifiedJun 10, 2025
License IssuedAug 14, 2018
Vanity Callsign GrantedAug 14, 2018

Vanity Application Activity

Competing applications filed with the FCC for this callsign.

Jeziorski, GREGORY aFiled Jul 25, 2018
Not awardedFCC ↗
Jezek, James KFiled Oct 28, 2015
Not awardedFCC ↗

Search external databases

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FCC data as of Sep 4, 2026

K1JEZ FCC Vanity Status: 2 Competing Applications & History