W4JBO
Active1x3District 4
Competitive callsign — 3 applications filed with the FCC.
License HolderOSBORN, JASON B
License ClassTechnician
Min. Class RequiredGeneral
LocationSAINT AUGUSTINE, FL
Grant DateJul 15, 2025
Expiration DateAug 30, 2035
W4JBO is a highly sought-after 1x3 format amateur radio callsign. The license is currently held by OSBORN, JASON B in SAINT AUGUSTINE, FL. This callsign has attracted significant interest in the amateur radio community, with 3 vanity applications filed with the FCC. The most recent was submitted by Fink, Jerry B on Mar 15, 2019. W4JBO has 8 recorded FCC license history events.
CW & Voice Analysis
Morse Code
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CW Weight: 39 units(Moderate)
Voice Phonetics
Whiskey Four Juliet Bravo Oscar
Readability: 7.5/10(High readability)
License History
- License RenewedJul 15, 2025
- License RenewedAug 25, 2015
- Administrative Update AppliedMay 1, 2014
- Administrative Update AppliedJan 3, 2011
- Administrative Update AppliedMar 31, 2006
- Vanity Callsign GrantedAug 30, 2005
- License IssuedAug 30, 2005
- License ExpiredJun 15, 2000
Vanity Application Activity
Competing applications filed with the FCC for this callsign.