Confidence: Medium · Source: FCC ULS · As of 2026-09-14
N9RBB callsign genealogy
Currently held by LIETZ SR, GERARD P
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 N9RBB's current licensee, walking backwards.
- Bourdeau, Randy AILgranted 2004-10-05cancelled 2007-02-27
Successor callsigns
Callsigns held now by people who previously held N9RBB.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign N9RBB, oldest first.
- LIETZ SR, GERARD P IL1992-09-22 → cancelled 2004-09-23
- BOURDEAU, RANDY A IL2017-01-03 active