Confidence: Medium · Source: FCC ULS · As of 2026-09-12
WD9P callsign genealogy
Currently held by SULLIVAN, LARRY G
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 WD9P's current licensee, walking backwards.
- Weber, Paul JILgranted 2002-08-19cancelled 2002-09-14
Successor callsigns
Callsigns held now by people who previously held WD9P.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign WD9P, oldest first.
- SULLIVAN, LARRY G IL1988-10-11 → cancelled 2000-10-12
- Weber, Paul J IL2022-08-12 active