KO6MBB
Active2x3District 6
No competing applications on record.
License HolderMaddux, Sarah
License ClassTechnician
Min. Class RequiredTechnician
LocationSan Francisco, CA
Grant DateJan 22, 2026
Expiration DateJan 22, 2036
KO6MBB is a 2x3 format amateur radio callsign. It is currently registered to Maddux, Sarah in San Francisco, 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 Mike Bravo Bravo
Readability: 8/10(High readability)
License History
- System-Generated GrantJan 22, 2026
- License IssuedJan 22, 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.