Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KM7FJO callsign genealogy
Currently held by Geldray, Max S
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 KM7FJO's current licensee, walking backwards.
- Geldray, Max SUTgranted 2019-04-01cancelled 2026-04-15
Successor callsigns
Callsigns held now by people who previously held KM7FJO.
- Geldray, Max SUTgranted 2026-05-09