Confidence: Medium · Source: FCC ULS · As of 2026-09-12
K0AAJ callsign genealogy
Currently held by VEN HUIZEN, DON A
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 K0AAJ's current licensee, walking backwards.
Successor callsigns
Callsigns held now by people who previously held K0AAJ.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign K0AAJ, oldest first.
- VEN HUIZEN, DON A ND1995-05-03 → cancelled 2007-05-04
- Foster, Ronald E MS2025-08-22 active