Confidence: Medium · Source: FCC ULS · As of 2026-09-12
K5RED callsign genealogy
Currently held by Redfern, Jon
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 K5RED's current licensee, walking backwards.
- Redfern, JonTXgranted 2016-03-14cancelled 2016-05-10
Successor callsigns
Callsigns held now by people who previously held K5RED.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign K5RED, oldest first.
- POWELL, JOHN E TX2004-01-27 → cancelled 2016-04-20
- Redfern, Jon TX2026-03-17 active