Confidence: Medium · Source: FCC ULS · As of 2026-09-12
WD9FDU callsign genealogy
Currently held by PATITUCCI, JENNIFER A
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 WD9FDU's current licensee, walking backwards.
- Patitucci, Jennifer AILgranted 2012-03-02cancelled 2016-05-03
Successor callsigns
Callsigns held now by people who previously held WD9FDU.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign WD9FDU, oldest first.
- RICHARDS, ROD A IL2001-06-14 → cancelled 2013-07-17
- PATITUCCI, JENNIFER A IL2026-05-02 active