KB3SLN
Active2x3District 3
No competing applications on record.
License HolderMAHON, JOHN L
License ClassTechnician
Min. Class RequiredTechnician
LocationBROCKTON, MA
Grant DateFeb 15, 2019
Expiration DateMar 16, 2029
KB3SLN is a 2x3 format amateur radio callsign. It is currently registered to MAHON, JOHN L in BROCKTON, MA. 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: 35 units(Moderate)
Voice Phonetics
Kilo Bravo Three Sierra Lima November
Readability: 6.5/10(Good readability)
License History
- Administrative Update AppliedSep 2, 2025
- Administrative Update AppliedJan 13, 2025
- Administrative Update AppliedJan 3, 2024
- Administrative Update AppliedDec 3, 2021
- License RenewedFeb 15, 2019
- License ModifiedOct 2, 2018
- System-Generated GrantMar 16, 2009
- License IssuedMar 16, 2009
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.