Confidence: Medium · Source: FCC ULS · As of 2026-09-14
KI0KN callsign genealogy
Currently held by Cizek, James M
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 KI0KN's current licensee, walking backwards.
- CIZEK, JAMES Mcancelled 1997-11-04
Successor callsigns
Callsigns held now by people who previously held KI0KN.
No current licensee on record previously held this callsign.