Confidence: Medium · Source: FCC ULS · As of 2026-09-12
K0DMH callsign genealogy
Currently held by HAMILTON, DAVID M
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 K0DMH's current licensee, walking backwards.
- Hinz, Michael ECOgranted 2019-09-30cancelled 2020-01-07
Successor callsigns
Callsigns held now by people who previously held K0DMH.
- HAMILTON, DAVID MCOgranted 2025-04-11
All historical holders
Every license row we've seen with the callsign K0DMH, oldest first.
- HAMILTON, DAVID M AZ2012-03-14 → cancelled 2015-07-07
- Hinz, Michael E CO2020-01-07 active