WB4USF
Available2x3District 4
Competitive callsign — 1 application filed with the FCC.
License HolderJOYNER, ROBERT A
License ClassAmateur Extra
Min. Class RequiredTechnician
LocationSCOTTSDALE, AZ
Grant DateMay 6, 2022
Expiration DateMay 6, 2032
Cancellation DateMay 21, 2024
Available for ApplicationsMay 22, 2026
WB4USF is a highly sought-after 2x3 format amateur radio callsign. The license is currently held by JOYNER, ROBERT A in SCOTTSDALE, AZ. 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 Amateur Radio Club At USF on Apr 18, 2022. WB4USF has 5 recorded FCC license history events.
CW & Voice Analysis
Morse Code
.-- -... ....- ..- ... ..-.
CW Weight: 34 units(Moderate)
Voice Phonetics
Whiskey Bravo Four Uniform Sierra Foxtrot
Readability: 6.5/10(Good readability)
This callsign is available now
Requires Technician license or higher to apply for this callsign format (2x3).
License History
- License CanceledMay 21, 2024
- License ModifiedApr 26, 2024
- License IssuedMay 6, 2022
- Vanity Callsign GrantedMay 6, 2022
- License ExpiredMar 21, 2008
Vanity Application Activity
Competing applications filed with the FCC for this callsign.
- Amateur Radio Club At USFFiled Apr 18, 2022Not awardedFCC ↗