Confidence: Medium · Source: FCC ULS · As of 2026-09-14
KJ0G callsign genealogy
Currently held by Kindsvatter, Jonathan E
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 KJ0G's current licensee, walking backwards.
- Kindsvatter, Jonathan EOHgranted 2019-05-06cancelled 2019-08-09
Successor callsigns
Callsigns held now by people who previously held KJ0G.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign KJ0G, oldest first.
- Schaeffer, Wendell R CO2007-05-01 → cancelled 2019-07-23
- Kindsvatter, Jonathan E WA2019-08-09 active