Confidence: Medium · Source: FCC ULS · As of 2026-09-14
KJ5JOY callsign genealogy
Currently held by Umfress, Cindy A
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 KJ5JOY's current licensee, walking backwards.
- Umfress, Cindy AMSgranted 2024-05-01cancelled 2024-05-25
Successor callsigns
Callsigns held now by people who previously held KJ5JOY.
No current licensee on record previously held this callsign.