Confidence: Medium · Source: FCC ULS · As of 2026-09-12
WD9GUY callsign genealogy
Currently held by Dyer, Ronald E
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 WD9GUY's current licensee, walking backwards.
- Dyer, Ronald EGAgranted 2008-09-16cancelled 2008-10-07
Successor callsigns
Callsigns held now by people who previously held WD9GUY.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign WD9GUY, oldest first.
- MANGOGNIA, JOHN S IL1990-02-27 → cancelled 2002-03-07
- Dyer, Ronald E GA2018-10-16 active