Confidence: Medium · Source: FCC ULS · As of 2026-09-14
N0HYR callsign genealogy
Currently held by FIEDLER, DONALD J
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 N0HYR's current licensee, walking backwards.
- Clark, Patrick RIAgranted 2019-05-22cancelled 2020-12-08
Successor callsigns
Callsigns held now by people who previously held N0HYR.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign N0HYR, oldest first.
- FIEDLER, DONALD J GA1996-12-16 → cancelled 2008-12-17
- Clark, Patrick R IA2020-12-08 active