Confidence: Medium · Source: FCC ULS · As of 2026-09-12
W3WS callsign genealogy
Currently held by BAUMLER SR, KARL P
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 W3WS's current licensee, walking backwards.
- Speck III, Walter RPAgranted 2018-05-09cancelled 2018-10-02
Successor callsigns
Callsigns held now by people who previously held W3WS.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign W3WS, oldest first.
- BAUMLER SR, KARL P PA2006-10-28 → cancelled 2016-09-13
- Speck III, Walter R PA2018-10-02 active