Confidence: Medium · Source: FCC ULS · As of 2026-10-26
W8JDG callsign genealogy
Currently held by Gebhart, Jeffrey D
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 W8JDG's current licensee, walking backwards.
- Gebhart, Jeffrey DTNgranted 2026-08-19cancelled 2026-09-09
Successor callsigns
Callsigns held now by people who previously held W8JDG.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign W8JDG, oldest first.
- THORPE, JACK M MI1998-07-16 → cancelled 2010-07-17
- Gebhart, Jeffrey D TN2026-09-09 active