Confidence: Medium · Source: FCC ULS · As of 2026-09-14
N8GMI callsign genealogy
Currently held by HIEBER, GEBHARD A
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 N8GMI's current licensee, walking backwards.
- Blakely, NathanielCAgranted 2023-04-11cancelled 2023-04-29
Successor callsigns
Callsigns held now by people who previously held N8GMI.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign N8GMI, oldest first.
- HIEBER, GEBHARD A OH2005-04-08 → cancelled 2017-05-04
- Blakely, Nathaniel CA2023-04-29 active