Confidence: Medium · Source: FCC ULS · As of 2026-09-12
K1GSS callsign genealogy
Currently held by Shaffer, Gregory S
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 K1GSS's current licensee, walking backwards.
- Shaffer, Gregory SCAgranted 2020-06-30cancelled 2021-05-11
Successor callsigns
Callsigns held now by people who previously held K1GSS.
No current licensee on record previously held this callsign.