Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KW9DWM callsign genealogy
Currently held by MacGregor, Donald W
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 KW9DWM's current licensee, walking backwards.
- MacGregor, Donald WCAgranted 2024-05-04cancelled 2024-05-29
Successor callsigns
Callsigns held now by people who previously held KW9DWM.
No current licensee on record previously held this callsign.