WB4YVO
Active2x3District 4
No competing applications on record.
License HolderMasker Jr, William
License ClassGeneral
Min. Class RequiredTechnician
LocationEphrata, PA
Grant DateJun 8, 2018
Expiration DateJun 23, 2028
WB4YVO is a 2x3 format amateur radio callsign. It is currently registered to Masker Jr, William in Ephrata, PA. 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: 45 units(Heavy (slower to send))
Voice Phonetics
Whiskey Bravo Four Yankee Victor Oscar
Readability: 7.5/10(High readability)
License History
- Administrative Update AppliedSep 24, 2025
- License RenewedJun 8, 2018
- Administrative Update AppliedAug 4, 2015
- Tax ID (TIN) AddedApr 14, 2008
- License RenewedApr 14, 2008
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.