WU1J
Cancelled2x1District 1
Competitive callsign — 16 applications filed with the FCC.
License HolderKamoshita, Mitsuo
License ClassAmateur Extra
Min. Class RequiredAmateur Extra
LocationIrvine, CA
Grant DateNov 23, 2019
Cancellation DateMar 24, 2026
Available for ApplicationsMar 25, 2028
WU1J is a highly sought-after 2x1 format amateur radio callsign. The license is currently held by Kamoshita, Mitsuo in Irvine, CA. This callsign has attracted significant interest in the amateur radio community, with 16 vanity applications filed with the FCC. The most recent was submitted by Harrison, Barton W on Nov 17, 2023. WU1J has 5 recorded FCC license history events.
CW & Voice Analysis
Morse Code
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CW Weight: 35 units(Moderate)
Voice Phonetics
Whiskey Uniform One Juliet
Readability: 7.5/10(High readability)
Available Mar 25, 2028 (559 days remaining)
Requires Amateur Extra license or higher to apply for this callsign format (2x1).
License History
- License CanceledMar 24, 2026
- Administrative Update AppliedDec 27, 2023
- License RenewedNov 23, 2019
- License IssuedFeb 9, 2010
- Vanity Callsign GrantedFeb 9, 2010
Vanity Application Activity
Competing applications filed with the FCC for this callsign.