Confidence: Medium · Source: FCC ULS · As of 2026-09-14
KD0SJX callsign genealogy
Currently held by HESS, JOHN 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 KD0SJX's current licensee, walking backwards.
- HESS, JOHN EMOgranted 2005-01-04cancelled 2012-07-03
Successor callsigns
Callsigns held now by people who previously held KD0SJX.
No current licensee on record previously held this callsign.