Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KC9RT callsign genealogy
Currently held by VANDERWIELEN, RICHARD 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 KC9RT's current licensee, walking backwards.
- WB9WYDno FCC ULS record on file
Successor callsigns
Callsigns held now by people who previously held KC9RT.
- VANDERWIELEN, RICHARD AINgranted 2024-10-16