Confidence: Medium · Source: FCC ULS · As of 2026-09-12
WF0S callsign genealogy
Currently held by Orendorff, Lynn J
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 WF0S's current licensee, walking backwards.
- TORRES, YUDELFLgranted 2022-12-28cancelled 2023-02-14
Successor callsigns
Callsigns held now by people who previously held WF0S.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign WF0S, oldest first.
- SWINK SR, DE WAYNE M KS1997-11-14 → cancelled 2009-11-17
- Orendorff, Lynn J IA2010-12-31 → cancelled 2023-01-04
- TORRES, YUDEL FL2023-02-14 active