KB4LSO
Active2x3District 4
No competing applications on record.
License HolderHERRING SR, ALVIN
License ClassAdvanced
Min. Class RequiredTechnician
LocationMIAMI, FL
Grant DateDec 12, 2025
Expiration DateJan 19, 2036
KB4LSO is a 2x3 format amateur radio callsign. It is currently registered to HERRING SR, ALVIN in MIAMI, FL. 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: 38 units(Moderate)
Voice Phonetics
Kilo Bravo Four Lima Sierra Oscar
Readability: 7/10(Good readability)
License History
- Administrative Update AppliedDec 15, 2025
- License RenewedDec 12, 2025
- License RenewedDec 29, 2015
- Tax ID (TIN) AddedDec 14, 2005
- License RenewedDec 14, 2005
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.