Confidence: Medium · Source: FCC ULS · As of 2026-09-12
K3DXR callsign genealogy
Currently held by Stoner II, William
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 K3DXR's current licensee, walking backwards.
- Stoner II, William CMDgranted 2025-02-15cancelled 2026-01-06
Successor callsigns
Callsigns held now by people who previously held K3DXR.
- KELLER, JEROMEPAgranted 2000-09-26cancelled 2000-11-21
All historical holders
Every license row we've seen with the callsign K3DXR, oldest first.
- KELLER, JEROME PA2000-08-11 → cancelled 2000-09-26
- MANUCH, LOUIS A MD2005-09-20 → cancelled 2017-09-21
- Stoner II, William MD2026-01-06 active