Confidence: Medium · Source: FCC ULS · As of 2026-09-15
K7GTT callsign genealogy
Currently held by Trier, Grant T
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 K7GTT's current licensee, walking backwards.
- Trier, Grant TWAgranted 2017-01-25cancelled 2017-02-17
Successor callsigns
Callsigns held now by people who previously held K7GTT.
No current licensee on record previously held this callsign.