Confidence: Medium · Source: FCC ULS · As of 2026-09-12
K9SXZ callsign genealogy
Currently held by EVANS, DUANE E
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 K9SXZ's current licensee, walking backwards.
- DENARDO, CARL FILgranted 2024-04-26cancelled 2024-05-14
Successor callsigns
Callsigns held now by people who previously held K9SXZ.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign K9SXZ, oldest first.
- EVANS, DUANE E IA1988-07-19 → cancelled 2000-07-20
- DENARDO, CARL F IL2024-05-14 active