Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KE4FDM callsign genealogy
Currently held by Ferrell Jr, William C
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 KE4FDM's current licensee, walking backwards.
- Ferrell Jr, William CTNgranted 2023-10-28cancelled 2023-11-17
Successor callsigns
Callsigns held now by people who previously held KE4FDM.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign KE4FDM, oldest first.
- SANDERS, JIM B FL1993-09-07 → cancelled 2005-09-08
- Ferrell Jr, William C TN2023-11-17 active