Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KJ3FFM callsign genealogy
Currently held by Munson, Jeffrey D
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 KJ3FFM's current licensee, walking backwards.
- Munson, Jeffrey DCOgranted 2020-10-13cancelled 2020-11-14
Successor callsigns
Callsigns held now by people who previously held KJ3FFM.
No current licensee on record previously held this callsign.