Confidence: Medium · Source: FCC ULS · As of 2026-09-12
NO9J callsign genealogy
Currently held by Hintz, Bill 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 NO9J's current licensee, walking backwards.
- Hintz, Bill GILgranted 2015-10-23cancelled 2018-12-15
Successor callsigns
Callsigns held now by people who previously held NO9J.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign NO9J, oldest first.
- SCHWARTZ, JEROME E IL2006-11-08 → cancelled 2018-11-09
- Hintz, Bill G IL2018-12-15 active