Confidence: Medium · Source: FCC ULS · As of 2026-09-14
N5AUA callsign genealogy
Currently held by ROBERTSON SR, RICHARD 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 N5AUA's current licensee, walking backwards.
- Winkler, Ron LOKgranted 2003-05-28cancelled 2009-11-03
Successor callsigns
Callsigns held now by people who previously held N5AUA.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign N5AUA, oldest first.
- ROBERTSON SR, RICHARD A OK1990-12-11 → cancelled 2002-12-12
- Winkler, Ron L OK2020-10-23 active