Confidence: Medium · Source: FCC ULS · As of 2026-09-12
WA4DSS callsign genealogy
Currently held by Schwartz, David S
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 WA4DSS's current licensee, walking backwards.
- Schwartz, David SFLgranted 2023-05-13cancelled 2023-06-02
Successor callsigns
Callsigns held now by people who previously held WA4DSS.
- Schwartz, David SFLgranted 2023-07-28
All historical holders
Every license row we've seen with the callsign WA4DSS, oldest first.
- STRAILMAN III, FRANCIS O VA1994-10-18 → cancelled 2006-10-19
- Schwartz, David S FL2023-06-02 → cancelled 2023-07-28