Confidence: Medium · Source: FCC ULS · As of 2026-09-12
N6KUI callsign genealogy
Currently held by Ludden, Charles H
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 N6KUI's current licensee, walking backwards.
- Ludden, Charles HCAgranted 2021-04-01cancelled 2021-04-27
Successor callsigns
Callsigns held now by people who previously held N6KUI.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign N6KUI, oldest first.
- LUDDEN, CHARLES H CA1997-03-26 → cancelled 2006-11-04
- Ludden, Charles H CA2021-04-27 active