Confidence: Medium · Source: FCC ULS · As of 2026-09-12
AC7FD callsign genealogy
Currently held by Woitke, Tobias
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 AC7FD's current licensee, walking backwards.
- Woitke, TobiasORgranted 2010-11-17cancelled 2017-06-06
Successor callsigns
Callsigns held now by people who previously held AC7FD.
- Pienups, InarsAZgranted 2010-07-17cancelled 2022-09-02
All historical holders
Every license row we've seen with the callsign AC7FD, oldest first.
- Pienups, Inars AZ1997-05-09 → cancelled 2000-09-01
- Woitke, Tobias ID2017-06-06 active