WB4CBU
Active2x3District 4
No competing applications on record.
License HolderCOLLINS JR, JOHN P
License ClassGeneral
Min. Class RequiredTechnician
LocationSAN ANSELMO, CA
Grant DateJan 31, 2026
Expiration DateMar 2, 2036
WB4CBU is a 2x3 format amateur radio callsign. It is currently registered to COLLINS JR, JOHN P in SAN ANSELMO, CA. 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: 39 units(Moderate)
Voice Phonetics
Whiskey Bravo Four Charlie Bravo Uniform
Readability: 7/10(Good readability)
License History
- License RenewedJan 31, 2026
- Administrative Update AppliedJan 31, 2026
- Administrative Update AppliedJan 31, 2026
- Administrative Update AppliedJul 12, 2021
- License ModifiedJun 6, 2016
- License RenewedMar 2, 2016
- License RenewedNov 23, 2004
- FRN Association Letter SentAug 17, 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.