KB3JSL
Active2x3District 3
No competing applications on record.
License HolderKoski, Mark A
License ClassTechnician
Min. Class RequiredTechnician
LocationWINTER HAVEN, FL
Grant DateJun 15, 2024
Expiration DateJun 15, 2034
KB3JSL is a 2x3 format amateur radio callsign. It is currently registered to Koski, Mark A in WINTER HAVEN, 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: 41 units(Heavy (slower to send))
Voice Phonetics
Kilo Bravo Three Juliet Sierra Lima
Readability: 6.5/10(Good readability)
License History
- Administrative Update AppliedMay 31, 2025
- License RenewedJun 15, 2024
- License RenewedMar 22, 2013
- License IssuedMay 13, 2003
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.