Confidence: Medium · Source: FCC ULS · As of 2026-09-12
K3FOX callsign genealogy
Currently held by REDFOOT, RALPH L
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 K3FOX's current licensee, walking backwards.
- Jarrett, Kyle MMDgranted 2016-05-10cancelled 2017-05-26
Successor callsigns
Callsigns held now by people who previously held K3FOX.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign K3FOX, oldest first.
- REDFOOT, RALPH L AZ2005-03-11 → cancelled 2017-05-06
- Jarrett, Kyle M PA2017-05-26 active