Confidence: Medium · Source: FCC ULS · As of 2026-09-12
W6JCS callsign genealogy
Currently held by Schneider, Jonathan C
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 W6JCS's current licensee, walking backwards.
- Schneider, Jonathan CCAgranted 2019-03-18cancelled 2019-10-04
Successor callsigns
Callsigns held now by people who previously held W6JCS.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign W6JCS, oldest first.
- THIESS, KINGSTON G CA2006-12-18 → cancelled 2019-03-07
- Schneider, Jonathan C OH2019-10-04 active