Confidence: Medium · Source: FCC ULS · As of 2026-09-14
KJ1U callsign genealogy
Currently held by Kiniski, Eugene K
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 KJ1U's current licensee, walking backwards.
- Kiniski, Eugene KWAgranted 2009-02-13cancelled 2012-03-10
Successor callsigns
Callsigns held now by people who previously held KJ1U.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign KJ1U, oldest first.
- SHELBY JR, MAURICE E MA1996-12-17 → cancelled 2008-12-18
- Kiniski, Eugene K WA2022-02-11 active