KF6USB
Available2x3District 6
Competitive callsign — 1 application filed with the FCC.
License HolderLARSEN, BRADLEY J
License ClassTechnician
Min. Class RequiredTechnician
LocationSANTA ROSA, CA
Grant DateJan 21, 2009
Expiration DateJan 29, 2019
Cancellation DateJan 30, 2021
Available for ApplicationsJan 30, 2021
KF6USB is a highly sought-after 2x3 format amateur radio callsign. The license is currently held by LARSEN, BRADLEY J in SANTA ROSA, CA. 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 Learmonth, Garrey on Mar 10, 2026. KF6USB has 3 recorded FCC license history events.
CW & Voice Analysis
Morse Code
-.- ..-. -.... ..- ... -...
CW Weight: 34 units(Moderate)
Voice Phonetics
Kilo Foxtrot Six Uniform Sierra Bravo
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 ExpiredJan 30, 2021
- License RenewedJan 21, 2009
- FRN Association Email SentJan 19, 2009
Vanity Application Activity
Competing applications filed with the FCC for this callsign.
- Learmonth, GarreyFiled Mar 10, 2026Not awardedFCC ↗