Confidence: Medium · Source: FCC ULS · As of 2026-09-12
AK4DM callsign genealogy
Currently held by BENGTSON, ALVIN H
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 AK4DM's current licensee, walking backwards.
Successor callsigns
Callsigns held now by people who previously held AK4DM.
No current licensee on record previously held this callsign.