Confidence: Medium · Source: FCC ULS · As of 2026-09-11
K9REF callsign genealogy
Currently held by DONAHUE, RICHARD W
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 K9REF's current licensee, walking backwards.
- Futrell, Ronald EINgranted 2015-03-04cancelled 2015-07-21
Successor callsigns
Callsigns held now by people who previously held K9REF.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign K9REF, oldest first.
- DONAHUE, RICHARD W IL1994-05-31 → cancelled 2006-06-01
- Futrell, Ronald E IN2025-07-08 active