W1ZUB
Active1x3District 1
Competitive callsign — 1 application filed with the FCC.
License HolderKOREAN AMATEUR RADIO ASSOC. OF COLORADO
Min. Class RequiredGeneral
LocationAURORA, CO
Grant DateAug 27, 2026
Expiration DateSep 11, 2036
W1ZUB is a highly sought-after 1x3 format amateur radio callsign. The license is currently held by KOREAN AMATEUR RADIO ASSOC. OF COLORADO in AURORA, CO. 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 GHAWI, GEORGE on May 17, 2021. W1ZUB has 5 recorded FCC license history events.
CW & Voice Analysis
Morse Code
.-- .---- --.. ..- -...
CW Weight: 39 units(Moderate)
Voice Phonetics
Whiskey One Zulu Uniform Bravo
Readability: 7.5/10(High readability)
License History
- License RenewedAug 27, 2026
- Administrative Update AppliedAug 27, 2026
- License RenewedJul 2, 2016
- License RenewedJun 20, 2006
- FRN Association Letter SentMay 9, 2006
Vanity Application Activity
Competing applications filed with the FCC for this callsign.
- GHAWI, GEORGEFiled May 17, 2021Not awardedFCC ↗