Confidence: Medium · Source: FCC ULS · As of 2026-09-14
KD8FZH callsign genealogy
Currently held by Clay, Mark A
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 KD8FZH's current licensee, walking backwards.
- Clay, Mark AWVgranted 2001-11-09cancelled 2007-04-23
Successor callsigns
Callsigns held now by people who previously held KD8FZH.
No current licensee on record previously held this callsign.