Confidence: Medium · Source: FCC ULS · As of 2026-09-12
K7GTG callsign genealogy
Currently held by Petersen, Ryan A
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 K7GTG's current licensee, walking backwards.
- Petersen, Ryan AUTgranted 2023-06-22cancelled 2023-07-11
Successor callsigns
Callsigns held now by people who previously held K7GTG.
No current licensee on record previously held this callsign.