Confidence: Medium · Source: FCC ULS · As of 2026-09-12
W8MKF callsign genealogy
Currently held by ICKES, CHARLES E
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 W8MKF's current licensee, walking backwards.
- FELLER, MARK KOHgranted 2023-03-30cancelled 2023-04-18
Successor callsigns
Callsigns held now by people who previously held W8MKF.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign W8MKF, oldest first.
- ICKES, CHARLES E OH2007-06-06 → cancelled 2019-08-29
- FELLER, MARK K OH2023-04-18 active