Confidence: Medium · Source: FCC ULS · As of 2026-09-12
W5GDG callsign genealogy
Currently held by Gustafson, Glenn 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 W5GDG's current licensee, walking backwards.
- Gustafson, Glenn DMIgranted 2007-07-02cancelled 2007-07-27
Successor callsigns
Callsigns held now by people who previously held W5GDG.
- GRAY, GREGORY DTXgranted 2004-01-27cancelled 2006-06-23
All historical holders
Every license row we've seen with the callsign W5GDG, oldest first.
- GRAY, GREGORY D TX2003-04-11 → cancelled 2004-01-27
- Gustafson, Glenn D MI2017-08-23 active