Confidence: Medium · Source: FCC ULS · As of 2026-09-14
KM4AFS callsign genealogy
Currently held by Marconi Amateur Radio Society
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 KM4AFS'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 KM4AFS.
- N2MGYexpiredMarconi Amateur Radio SocietyFLgranted 2014-05-10cancelled 2026-05-12