Confidence: Medium · Source: FCC ULS · As of 2026-09-14
KD7FZD callsign genealogy
Currently held by CLARK, WILLIAM T
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 KD7FZD's current licensee, walking backwards.
- CLARK, WILLIAM Tcancelled 1999-06-25
Successor callsigns
Callsigns held now by people who previously held KD7FZD.
No current licensee on record previously held this callsign.