Confidence: Medium · Source: FCC ULS · As of 2026-09-12
W9YES callsign genealogy
Currently held by Timm, David 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 W9YES's current licensee, walking backwards.
- Timm, David LILgranted 2017-09-26cancelled 2017-11-10
Successor callsigns
Callsigns held now by people who previously held W9YES.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign W9YES, oldest first.
- GAVIN, JOSEPH P IL1989-09-19 → cancelled 2001-09-20
- Timm, David L IL2017-11-10 active