Confidence: Medium · Source: FCC ULS · As of 2026-09-11
KF4FST callsign genealogy
Currently held by BUSSELL II, MICHAEL 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 KF4FST's current licensee, walking backwards.
- Bussell II, Michael MFLgranted 2017-07-26cancelled 2017-08-15
Successor callsigns
Callsigns held now by people who previously held KF4FST.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign KF4FST, oldest first.
- BUSSELL II, MICHAEL M VA1996-01-12 → cancelled 2008-01-15
- Bussell II, Michael M FL2017-08-15 active