Confidence: Medium · Source: FCC ULS · As of 2026-09-12
AL3D callsign genealogy
Currently held by STENBERG, WILLIAM V
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 AL3D's current licensee, walking backwards.
Successor callsigns
Callsigns held now by people who previously held AL3D.
No current licensee on record previously held this callsign.