Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KC9RON callsign genealogy
Currently held by Tramm, Ronald R
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 KC9RON's current licensee, walking backwards.
- Tramm, Ronald RWIgranted 2001-11-26cancelled 2009-06-27
Successor callsigns
Callsigns held now by people who previously held KC9RON.
No current licensee on record previously held this callsign.