Confidence: Medium · Source: FCC ULS · As of 2026-09-14
KM4YNU callsign genealogy
Currently held by North Central FL Red Cross Amateur Radio Club Of Gnv FL
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 KM4YNU'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 KM4YNU.
- NF4RCactiveNorth Florida Amateur Radio ClubFLgranted 2016-11-22