Confidence: Medium · Source: FCC ULS · As of 2026-09-14
KM7AZJ callsign genealogy
Currently held by Ruetsch, Derek R
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 KM7AZJ's current licensee, walking backwards.
The current licensee has not held any other callsign on record.
Successor callsigns
Callsigns held now by people who previously held KM7AZJ.
- Ruetsch, Derek RAZgranted 2025-05-30cancelled 2025-08-05