Confidence: Medium · Source: FCC ULS · As of 2026-09-14
K8KJH callsign genealogy
Currently held by Heinbuch, Kirk 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 K8KJH's current licensee, walking backwards.
- Heinbuch, KirkOHgranted 2026-06-09cancelled 2026-08-04
Successor callsigns
Callsigns held now by people who previously held K8KJH.
No current licensee on record previously held this callsign.