Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KG7AM callsign genealogy
Currently held by Heihn, Tim 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 KG7AM's current licensee, walking backwards.
- McBride, MichaelWAgranted 2025-04-10cancelled 2026-01-27
Successor callsigns
Callsigns held now by people who previously held KG7AM.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign KG7AM, oldest first.
- Heihn, Tim J OR2009-11-20 → cancelled 2022-02-15
- McBride, Michael WA2026-01-27 active