Confidence: Medium · Source: FCC ULS · As of 2026-09-12
W3DAS callsign genealogy
Currently held by SCHINDLER, DAVID 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 W3DAS's current licensee, walking backwards.
- Hall, DarinOKgranted 2026-04-01cancelled 2026-04-21
Successor callsigns
Callsigns held now by people who previously held W3DAS.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign W3DAS, oldest first.
- SCHINDLER, DAVID A FL2012-03-10 → cancelled 2024-03-12
- Hall, Darin OK2026-04-21 active