Confidence: Medium · Source: FCC ULS · As of 2026-09-14
WB9DDM callsign genealogy
Currently held by Million, Douglas D
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 WB9DDM's current licensee, walking backwards.
- Million, Douglas DTXgranted 2023-04-12cancelled 2024-05-24
Successor callsigns
Callsigns held now by people who previously held WB9DDM.
No current licensee on record previously held this callsign.