Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KD9M callsign genealogy
Currently held by Larson, Daniel C
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 KD9M's current licensee, walking backwards.
- Larson, Daniel CILgranted 2014-01-30cancelled 2018-02-06
Successor callsigns
Callsigns held now by people who previously held KD9M.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign KD9M, oldest first.
- GRAY, ROBERT L IL2006-01-18 → cancelled 2018-01-19
- Larson, Daniel C IL2018-02-06 active