Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KF8HZ callsign genealogy
Currently held by WILLE, JEFFREY 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 KF8HZ's current licensee, walking backwards.
- Wille, Jeffrey MUTgranted 2020-10-19cancelled 2020-11-06
Successor callsigns
Callsigns held now by people who previously held KF8HZ.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign KF8HZ, oldest first.
- WILLE, JEFFREY M MI2000-06-13 → cancelled 2012-07-04
- Wille, Jeffrey M UT2020-11-06 active