K1UWU
Cancelled1x3District 1
Competitive callsign — 3 applications filed with the FCC.
License HolderLee, Justin
License ClassTechnician
Min. Class RequiredGeneral
LocationTEMPE, AZ
Grant DateJan 29, 2021
Cancellation DateNov 2, 2024
Available for ApplicationsNov 3, 2026
K1UWU is a highly sought-after 1x3 format amateur radio callsign. The license is currently held by Lee, Justin in TEMPE, AZ. This callsign has attracted significant interest in the amateur radio community, with 3 vanity applications filed with the FCC. The most recent was submitted by Kuwazawa, Gen on Jan 21, 2025. K1UWU has 4 recorded FCC license history events.
CW & Voice Analysis
Morse Code
-.- .---- ..- .-- ..-
CW Weight: 37 units(Moderate)
Voice Phonetics
Kilo One Uniform Whiskey Uniform
Readability: 7/10(Good readability)
Available Nov 3, 2026 (115 days remaining)
Requires General license or higher to apply for this callsign format (1x3).
License History
- License CanceledNov 2, 2024
- Administrative Update AppliedJul 14, 2021
- License IssuedJan 29, 2021
- Vanity Callsign GrantedJan 29, 2021
Vanity Application Activity
Competing applications filed with the FCC for this callsign.