Confidence: Medium · Source: FCC ULS · As of 2026-09-14
KG4SFT callsign genealogy
Currently held by LUTTGENS, JASON T
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 KG4SFT's current licensee, walking backwards.
- LUTTGENS, JASON TVAgranted 1996-04-19cancelled 2002-03-19
Successor callsigns
Callsigns held now by people who previously held KG4SFT.
No current licensee on record previously held this callsign.