Confidence: Medium · Source: FCC ULS · As of 2026-09-12
WD4DON callsign genealogy
Currently held by Doyle III, Donald A
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 WD4DON's current licensee, walking backwards.
- Doyle III, Donald AFLgranted 2019-06-25cancelled 2019-08-13
Successor callsigns
Callsigns held now by people who previously held WD4DON.
No current licensee on record previously held this callsign.