Confidence: Medium · Source: FCC ULS · As of 2026-09-14
KN6SFX callsign genealogy
Currently held by Judy, Michael E
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 KN6SFX's current licensee, walking backwards.
- Judy, Michael ECAgranted 2021-04-23cancelled 2021-05-14
Successor callsigns
Callsigns held now by people who previously held KN6SFX.
- Judy, Michael ECOgranted 2022-01-15