Confidence: Medium · Source: FCC ULS · As of 2026-09-14
K1GTR callsign genealogy
Currently held by Yarian, Matthias J
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 K1GTR's current licensee, walking backwards.
- Yarian, Matthias JCOgranted 2017-09-25cancelled 2017-10-13
Successor callsigns
Callsigns held now by people who previously held K1GTR.
No current licensee on record previously held this callsign.