Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KG4JLL callsign genealogy
Currently held by Thorsen Jr, Peter R
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 KG4JLL's current licensee, walking backwards.
- THORSEN JR, PETER RVAgranted 1993-06-22cancelled 2000-09-14
Successor callsigns
Callsigns held now by people who previously held KG4JLL.
- THORSEN JR, PETER RVAgranted 2022-03-01