Confidence: Medium · Source: FCC ULS · As of 2026-09-12
K5DFK callsign genealogy
Currently held by Kornelsen, David F
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 K5DFK's current licensee, walking backwards.
- Kornelsen, David FOKgranted 2023-02-08cancelled 2023-02-28
Successor callsigns
Callsigns held now by people who previously held K5DFK.
No current licensee on record previously held this callsign.