Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KC9WSG callsign genealogy
Currently held by Brunner, Michael 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 KC9WSG's current licensee, walking backwards.
- Brunner, Michael TINgranted 2012-09-10cancelled 2012-10-15
Successor callsigns
Callsigns held now by people who previously held KC9WSG.
No current licensee on record previously held this callsign.