Confidence: Medium · Source: FCC ULS · As of 2026-09-12
K3IS callsign genealogy
Currently held by SASHEN, STEVEN L
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 K3IS's current licensee, walking backwards.
- Stead, Arthur LKYgranted 2014-03-13cancelled 2023-10-20
Successor callsigns
Callsigns held now by people who previously held K3IS.
- OKA, NOBUTAKACAgranted 2021-10-01
All historical holders
Every license row we've seen with the callsign K3IS, oldest first.
- SASHEN, STEVEN L CO1997-12-08 → cancelled 2009-12-09
- OKA, NOBUTAKA CA2019-10-08 → cancelled 2021-10-01
- Stead, Arthur L KY2023-10-20 active