Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KM7HJS callsign genealogy
Currently held by Schaffron, Hans
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 KM7HJS's current licensee, walking backwards.
- Schaffron, HansORgranted 2020-03-04cancelled 2020-03-27
Successor callsigns
Callsigns held now by people who previously held KM7HJS.
No current licensee on record previously held this callsign.