WB4MXO
Available2x3District 4
No competing applications on record.
License HolderWIDENER JR, WILLIAM E
License ClassAmateur Extra
Min. Class RequiredTechnician
LocationKNOXVILLE, TN
Grant DateJan 30, 2014
Expiration DateMar 29, 2024
Cancellation DateMar 31, 2026
Available for ApplicationsMar 30, 2026
WB4MXO is a 2x3 format amateur radio callsign. It is currently registered to WIDENER JR, WILLIAM E in KNOXVILLE, TN. There are currently no competing vanity applications or pending FCC filings on record for this callsign. Add it to your watchlist to receive an immediate alert if another operator files a vanity application.
CW & Voice Analysis
Morse Code
.-- -... ....- -- -..- ---
CW Weight: 43 units(Heavy (slower to send))
Voice Phonetics
Whiskey Bravo Four Mike X-ray Oscar
Readability: 8/10(High readability)
This callsign is available now
Requires Technician license or higher to apply for this callsign format (2x3).
License History
- License ExpiredMar 31, 2026
- License RenewedJan 30, 2014
- Tax ID (TIN) AddedFeb 11, 2004
Vanity Application Activity
Competing applications filed with the FCC for this callsign.
No competing applications on record. Verify on the FCC ULS application search before filing.