Confidence: Medium · Source: FCC ULS · As of 2026-09-12
AD6WW callsign genealogy
Currently held by Csar, Andreas
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 AD6WW's current licensee, walking backwards.
- Csar, AndreasDEgranted 2026-04-02cancelled 2026-05-05
Successor callsigns
Callsigns held now by people who previously held AD6WW.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign AD6WW, oldest first.
- Jackson, Harry E CA2013-12-13 → cancelled 2026-03-06
- Csar, Andreas DE2026-05-05 active