Confidence: Medium · Source: FCC ULS · As of 2026-09-14
K8MGM callsign genealogy
Currently held by McBride, Mark G
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 K8MGM's current licensee, walking backwards.
- McBride, Mark GMIgranted 2023-11-23cancelled 2025-03-25
Successor callsigns
Callsigns held now by people who previously held K8MGM.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign K8MGM, oldest first.
- HINKLE, HERBERT E OH1996-06-18 → cancelled 2008-06-19
- McBride, Mark G MI2025-03-25 active