Confidence: Medium · Source: FCC ULS · As of 2026-09-14
K1GDW callsign genealogy
Currently held by Woodside Jr, Gilbert D
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 K1GDW's current licensee, walking backwards.
- Woodside Jr, Gilbert DMAgranted 2021-03-19cancelled 2021-04-09
Successor callsigns
Callsigns held now by people who previously held K1GDW.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign K1GDW, oldest first.
- Spannaus, Fred C CT2004-04-19 → cancelled 2016-07-09
- Woodside Jr, Gilbert D MA2021-04-09 active