KO6OSB
Active2x3District 6
No competing applications on record.
License HolderZheng, Sophia
License ClassTechnician
Min. Class RequiredTechnician
LocationFremont, CA
Grant DateAug 6, 2026
Expiration DateAug 6, 2036
KO6OSB is a 2x3 format amateur radio callsign. It is currently registered to Zheng, Sophia in Fremont, 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: 41 units(Heavy (slower to send))
Voice Phonetics
Kilo Oscar Six Oscar Sierra Bravo
Readability: 7/10(Good readability)
License History
- System-Generated GrantAug 6, 2026
- License IssuedAug 6, 2026
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.