Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KF8EV callsign genealogy
Currently held by Heyboer, Edwin W
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 KF8EV's current licensee, walking backwards.
Successor callsigns
Callsigns held now by people who previously held KF8EV.
No current licensee on record previously held this callsign.