Confidence: Medium · Source: FCC ULS · As of 2026-09-12
W6AEP callsign genealogy
Currently held by LASSEN, SIGURD W
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 W6AEP's current licensee, walking backwards.
- Byun, DavidCAgranted 2023-04-25cancelled 2023-05-16
Successor callsigns
Callsigns held now by people who previously held W6AEP.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign W6AEP, oldest first.
- LASSEN, SIGURD W CA1997-02-12 → cancelled 2009-02-13
- Byun, David CA2023-05-16 active