Confidence: Medium · Source: FCC ULS · As of 2026-09-14
KC0JAU callsign genealogy
Currently held by Stoffel, Alexander F
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 KC0JAU'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 KC0JAU.
- Stoffel, Alexander FMNgranted 2010-09-25cancelled 2022-11-22