Confidence: Medium · Source: FCC ULS · As of 2026-09-14
KJ7KDU callsign genealogy
Currently held by Conifer, Ryan C
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 KJ7KDU'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 KJ7KDU.
- Conifer, Ryan CNCgranted 2020-05-05