Confidence: Medium · Source: FCC ULS · As of 2026-09-12
N3SBK callsign genealogy
Currently held by LaLa III, CHARLES M
The FCC publishes a previous_call_sign on
every amateur license — a self-link to the licensee's prior callsign.
Following those links produces the chain below.
Previous callsigns
Older callsigns held by N3SBK's current licensee, walking backwards.
- Knepper, Shawn BPAgranted 2024-11-23cancelled 2024-12-13
Successor callsigns
Callsigns held now by people who previously held N3SBK.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign N3SBK, oldest first.
- LaLa III, CHARLES M FL1994-09-19 → cancelled 2006-06-01
- Knepper, Shawn B PA2024-12-13 active