Confidence: Medium · Source: FCC ULS · As of 2026-09-14
K1FZY callsign genealogy
Currently held by VAN HORN, DONALD B
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 K1FZY's current licensee, walking backwards.
- Truex, ChristopherILgranted 2026-06-11cancelled 2026-07-03
Successor callsigns
Callsigns held now by people who previously held K1FZY.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign K1FZY, oldest first.
- VAN HORN, DONALD B IN2006-07-25 → cancelled 2018-09-18
- Truex, Christopher IL2026-07-03 active