Confidence: Medium · Source: FCC ULS · As of 2026-09-12
K5FXD callsign genealogy
Currently held by Fiedler, Robert W
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 K5FXD's current licensee, walking backwards.
- Fiedler, Robert WTXgranted 2024-04-18cancelled 2024-05-21
Successor callsigns
Callsigns held now by people who previously held K5FXD.
- Fiedler, Robert WTXgranted 2024-11-26cancelled 2026-03-13