Confidence: Medium · Source: FCC ULS · As of 2026-09-12
W8KF callsign genealogy
Currently held by KLAUE JR, CHARLES 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 W8KF's current licensee, walking backwards.
- Church II, Clair DOHgranted 2009-12-17cancelled 2010-12-21
Successor callsigns
Callsigns held now by people who previously held W8KF.
- Crothers, Thomas MOHgranted 2008-11-29cancelled 2015-01-23
All historical holders
Every license row we've seen with the callsign W8KF, oldest first.
- KLAUE JR, CHARLES F OH1995-09-25 → cancelled 2003-12-24
- CROTHERS, THOMAS M OH2007-03-03 → cancelled 2008-11-29
- Church II, Clair D OH2020-09-26 active