Confidence: Medium · Source: FCC ULS · As of 2026-09-12
K7GTR callsign genealogy
Currently held by Garton, Andrew
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 K7GTR's current licensee, walking backwards.
- Garton, AndrewWAgranted 2026-06-16cancelled 2026-07-14
Successor callsigns
Callsigns held now by people who previously held K7GTR.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign K7GTR, oldest first.
- Lahaie, Mark E OR2013-07-30 → cancelled 2025-07-31
- Garton, Andrew WA2026-07-14 active