Confidence: Medium · Source: FCC ULS · As of 2026-09-12
W3WM callsign genealogy
Currently held by Barker, William
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 W3WM's current licensee, walking backwards.
- Barker, WilliamNYgranted 2022-06-22cancelled 2022-10-25
Successor callsigns
Callsigns held now by people who previously held W3WM.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign W3WM, oldest first.
- Kunst, Arthur F PA2014-03-04 → cancelled 2020-10-04
- Barker, William NY2022-10-25 active