Confidence: Medium · Source: FCC ULS · As of 2026-09-14
KN7JJD callsign genealogy
Currently held by Destefani, Joseph J
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 KN7JJD's current licensee, walking backwards.
- DeStefani, Joseph JCAgranted 2019-05-06cancelled 2022-06-22
Successor callsigns
Callsigns held now by people who previously held KN7JJD.
No current licensee on record previously held this callsign.