Confidence: Medium · Source: FCC ULS · As of 2026-09-12
WA8Z callsign genealogy
Currently held by Harmon, Donald N
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 WA8Z's current licensee, walking backwards.
- Harmon, Donald NOHgranted 2017-03-16cancelled 2020-08-14
Successor callsigns
Callsigns held now by people who previously held WA8Z.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign WA8Z, oldest first.
- BOYER, CHARLES L MI2008-05-13 → cancelled 2020-07-10
- Harmon, Donald N OH2020-08-14 active