Confidence: Medium · Source: FCC ULS · As of 2026-09-12
K6SUP callsign genealogy
Currently held by Fong, Michael
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 K6SUP's current licensee, walking backwards.
- Fong, MichaelCAgranted 2016-02-16cancelled 2016-03-25
Successor callsigns
Callsigns held now by people who previously held K6SUP.
No current licensee on record previously held this callsign.