Confidence: Medium · Source: FCC ULS · As of 2026-09-14
WA9TUJ callsign genealogy
Currently held by Siy, Dennis M
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 WA9TUJ's current licensee, walking backwards.
- Siy, Dennis MILgranted 2026-06-26cancelled 2026-07-17
Successor callsigns
Callsigns held now by people who previously held WA9TUJ.
No current licensee on record previously held this callsign.