Confidence: Medium · Source: FCC ULS · As of 2026-09-12
N8HDM callsign genealogy
Currently held by KIRK, MICHAEL 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 N8HDM's current licensee, walking backwards.
- HOFFINE, CHARLES WOHgranted 2013-01-01cancelled 2017-09-15
Successor callsigns
Callsigns held now by people who previously held N8HDM.
- KIRK, MICHAEL JILgranted 2025-08-23
All historical holders
Every license row we've seen with the callsign N8HDM, oldest first.
- KIRK, MICHAEL J IL1995-11-03 → cancelled 2000-12-06
- HOFFINE, CHARLES W OH2017-09-15 active