Confidence: Medium · Source: FCC ULS · As of 2026-09-14
AA6YM callsign genealogy
Currently held by Lee, Sung Chul
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 AA6YM's current licensee, walking backwards.
- Lee, Sung ChulCAgranted 2013-10-28cancelled 2014-12-23
Successor callsigns
Callsigns held now by people who previously held AA6YM.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign AA6YM, oldest first.
- WINSTON, WESLEY A CA2000-07-18 → cancelled 2012-10-10
- Lee, Sung Chul CA2024-10-08 active