Confidence: Medium · Source: FCC ULS · As of 2026-09-14
KJ4ARC callsign genealogy
Currently held by SCHMIDT, CHARLES 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 KJ4ARC's current licensee, walking backwards.
- CASKEY, CARSON KSCgranted 2022-11-18cancelled 2023-03-07
Successor callsigns
Callsigns held now by people who previously held KJ4ARC.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign KJ4ARC, oldest first.
- SCHMIDT, CHARLES R SC2017-09-28 → cancelled 2021-05-17
- CASKEY, CARSON K SC2023-03-07 active