Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KK0GS callsign genealogy
Currently held by Schaefer, Gregory W
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 KK0GS's current licensee, walking backwards.
- Schaefer, Gregory WMNgranted 2011-04-13cancelled 2020-01-28
Successor callsigns
Callsigns held now by people who previously held KK0GS.
No current licensee on record previously held this callsign.