Confidence: Medium · Source: FCC ULS · As of 2026-09-14
N8JKO callsign genealogy
Currently held by Koskovics, Joseph 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 N8JKO's current licensee, walking backwards.
- Koskovics, Joseph POHgranted 2012-10-12cancelled 2013-12-03
Successor callsigns
Callsigns held now by people who previously held N8JKO.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign N8JKO, oldest first.
- PERREN, ALBERT C OH1997-12-29 → cancelled 2009-12-30
- Koskovics, Joseph P OH2023-09-07 active