Confidence: Medium · Source: FCC ULS · As of 2026-09-12
N9AUP callsign genealogy
Currently held by KUEHN, GEORGE I
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 N9AUP's current licensee, walking backwards.
- KUEHN, GEORGE IILgranted 2007-12-04cancelled 2010-11-02
Successor callsigns
Callsigns held now by people who previously held N9AUP.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign N9AUP, oldest first.
- LEWIS, RUBY L AZ1994-10-13 → cancelled 2006-10-14
- KUEHN, GEORGE I IL2020-08-17 active