Confidence: Medium · Source: FCC ULS · As of 2026-09-12
WO3FUL callsign genealogy
Currently held by Schoen, Jonathan M
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 WO3FUL's current licensee, walking backwards.
- SCHOEN, JONATHAN MCTgranted 2019-03-28cancelled 2021-07-20
Successor callsigns
Callsigns held now by people who previously held WO3FUL.
All historical holders
Every license row we've seen with the callsign WO3FUL, oldest first.
- Morrow, Christopher L VA2016-07-26 → cancelled 2017-07-08
- Schoen, Jonathan M CT2021-07-20 → cancelled 2022-04-30