Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KI5AX callsign genealogy
Currently held by Kurczek, Jeffrey D
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 KI5AX's current licensee, walking backwards.
- Kurczek, Jeffrey DARgranted 2020-01-15cancelled 2023-03-03
Successor callsigns
Callsigns held now by people who previously held KI5AX.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign KI5AX, oldest first.
- WHITE, W C TX2009-09-28 → cancelled 2021-12-28
- Kurczek, Jeffrey D AR2023-03-03 active