Confidence: Medium · Source: FCC ULS · As of 2026-09-12
K3GD callsign genealogy
Currently held by Duffin, Gerard F
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 K3GD's current licensee, walking backwards.
- PATTERSON, JASON RPAgranted 2021-04-28cancelled 2022-06-10
- KA3YSPno FCC ULS record on file
Successor callsigns
Callsigns held now by people who previously held K3GD.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign K3GD, oldest first.
- Duffin, Gerard F CA2010-05-01 → cancelled 2022-05-21
- PATTERSON, JASON R PA2022-06-10 active