Confidence: Medium · Source: FCC ULS · As of 2026-09-11
W7JS callsign genealogy
Currently held by SCHMIDT, JOHN F
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 W7JS's current licensee, walking backwards.
- SPRANGER, JEREMY DWYgranted 2012-09-28cancelled 2014-04-11
- KB9FMJno FCC ULS record on file
Successor callsigns
Callsigns held now by people who previously held W7JS.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign W7JS, oldest first.
- SCHMIDT, JOHN F OR2006-08-26 → cancelled 2012-03-21
- SPRANGER, JEREMY D NM2024-04-03 active