Confidence: Medium · Source: FCC ULS · As of 2026-09-14
KI8KM callsign genealogy
Currently held by PETRUSHUN, RICHARD J
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 KI8KM's current licensee, walking backwards.
- PETRUSHUN, RICHARD JWVgranted 2006-08-10cancelled 2006-08-10
Successor callsigns
Callsigns held now by people who previously held KI8KM.
- PETRUSHUN, RICHARD JNJgranted 2026-08-20