Confidence: Medium · Source: FCC ULS · As of 2026-09-12
W8GGK callsign genealogy
Currently held by TROUT, JAMES L
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 W8GGK's current licensee, walking backwards.
- TROUT, DAVID MINgranted 2018-10-25cancelled 2018-11-20
Successor callsigns
Callsigns held now by people who previously held W8GGK.
All historical holders
Every license row we've seen with the callsign W8GGK, oldest first.
- TROUT, JAMES L MI2003-01-17 → cancelled 2004-10-08
- TROUT, DAVID M IN2018-11-20 → cancelled 2023-03-13