Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KD7JDN callsign genealogy
Currently held by Matuszewski, Ted K
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 KD7JDN's current licensee, walking backwards.
- MATUSZEWSKI, TED KNVgranted 1998-04-17cancelled 2000-05-25
Successor callsigns
Callsigns held now by people who previously held KD7JDN.
No current licensee on record previously held this callsign.