Confidence: Medium · Source: FCC ULS · As of 2026-09-14
AK4DJ callsign genealogy
Currently held by WIUM, DAVID L
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 AK4DJ's current licensee, walking backwards.
- WIUM, DAVID LFLgranted 2001-07-24cancelled 2010-11-16
Successor callsigns
Callsigns held now by people who previously held AK4DJ.
No current licensee on record previously held this callsign.