Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KC9TT callsign genealogy
Currently held by RUEDINGER, MICHAEL E
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 KC9TT's current licensee, walking backwards.
Successor callsigns
Callsigns held now by people who previously held KC9TT.
No current licensee on record previously held this callsign.