Confidence: Medium · Source: FCC ULS · As of 2026-09-14
WA4SKI callsign genealogy
Currently held by MIDKEFF, DOUG 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 WA4SKI's current licensee, walking backwards.
- Luebke, Randall ACAgranted 2025-04-23cancelled 2025-06-06
Successor callsigns
Callsigns held now by people who previously held WA4SKI.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign WA4SKI, oldest first.
- MIDKEFF, DOUG F FL1999-10-23 → cancelled 2011-10-25
- Luebke, Randall A CA2025-06-06 active