Confidence: Medium · Source: FCC ULS · As of 2026-09-14
KD9WJW callsign genealogy
Currently held by Wise Jr, William 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 KD9WJW's current licensee, walking backwards.
- Wise Jr, William JWIgranted 2021-08-02cancelled 2021-09-04
Successor callsigns
Callsigns held now by people who previously held KD9WJW.
No current licensee on record previously held this callsign.