Confidence: Medium · Source: FCC ULS · As of 2026-09-12
W6ABW callsign genealogy
Currently held by van Prooijen, Edward
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 W6ABW's current licensee, walking backwards.
- van Prooijen, EdwardCAgranted 2020-03-12cancelled 2020-04-22
Successor callsigns
Callsigns held now by people who previously held W6ABW.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign W6ABW, oldest first.
- Morris Jr, George A NV2005-05-10 → cancelled 2017-07-28
- van Prooijen, Edward CA2020-04-22 active