Confidence: Medium · Source: FCC ULS · As of 2026-09-14
KU0J callsign genealogy
Currently held by ZDOROV, IGOR P
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 KU0J's current licensee, walking backwards.
- GOTTESBUREN, PAUL JKSgranted 2000-06-20cancelled 2008-07-15
Successor callsigns
Callsigns held now by people who previously held KU0J.
- ZDOROV, IGOR PCOgranted 2021-06-09
All historical holders
Every license row we've seen with the callsign KU0J, oldest first.
- ZDOROV, IGOR P MN1995-10-03 → cancelled 2001-06-22
- GOTTESBUREN, PAUL J KS2018-04-25 active