Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KI3S callsign genealogy
Currently held by Schaan, Nathan S
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 KI3S's current licensee, walking backwards.
- Schaan, Nathan SGAgranted 2005-04-26cancelled 2011-06-28
Successor callsigns
Callsigns held now by people who previously held KI3S.
- RICHARDS, MICHAEL WVAgranted 2017-12-02
All historical holders
Every license row we've seen with the callsign KI3S, oldest first.
- RICHARDS, MICHAEL W AZ2006-08-30 → cancelled 2007-12-27
- Schaan, Nathan S OK2021-03-31 active