Confidence: Medium · Source: FCC ULS · As of 2026-09-12
K9WDL callsign genealogy
Currently held by SUGG, JON 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 K9WDL's current licensee, walking backwards.
- WINCHESTER, DENNIS LILgranted 2020-09-02cancelled 2023-09-19
- KA0EZKno FCC ULS record on file
Successor callsigns
Callsigns held now by people who previously held K9WDL.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign K9WDL, oldest first.
- SUGG, JON L IL2005-11-29 → cancelled 2018-02-22
- WINCHESTER, DENNIS L IL2023-09-19 active