Confidence: Medium · Source: FCC ULS · As of 2026-09-14
KD4DY callsign genealogy
Currently held by GAUTHIER, PAUL J
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 KD4DY's current licensee, walking backwards.
- GAUTHIER, PAUL JVAgranted 2012-04-03cancelled 2015-05-02
Successor callsigns
Callsigns held now by people who previously held KD4DY.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign KD4DY, oldest first.
- ERDMAN, HENRY L FL1996-04-22 → cancelled 2008-04-23
- GAUTHIER, PAUL J VA2025-03-19 active