Confidence: Medium · Source: FCC ULS · As of 2026-09-12
WB9FCZ callsign genealogy
Currently held by Renner, William 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 WB9FCZ's current licensee, walking backwards.
- Henne Jr, Scott EILgranted 2010-11-29cancelled 2011-02-15
Successor callsigns
Callsigns held now by people who previously held WB9FCZ.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign WB9FCZ, oldest first.
- Renner, William D IL2006-01-09 → cancelled 2010-04-21
- HENNE JR, SCOTT E IL2021-01-08 active