Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KD9DXR callsign genealogy
Currently held by Andersen, Thomas S
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 KD9DXR's current licensee, walking backwards.
The current licensee has not held any other callsign on record.
Successor callsigns
Callsigns held now by people who previously held KD9DXR.
- Andersen, Thomas SILgranted 2015-06-13