Confidence: Medium · Source: FCC ULS · As of 2026-09-14
KC7QOQ callsign genealogy
Currently held by LEON, MICHAEL H
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 KC7QOQ's current licensee, walking backwards.
- Stace, Michael ATXgranted 2026-04-21cancelled 2026-05-12
Successor callsigns
Callsigns held now by people who previously held KC7QOQ.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign KC7QOQ, oldest first.
- LEON, MICHAEL H CA2006-04-15 → cancelled 2018-04-20
- Stace, Michael A TX2026-05-12 active