Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KU0DM callsign genealogy
Currently held by MACLACHLAN, DUNCAN P
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 KU0DM's current licensee, walking backwards.
- MACLACHLAN, DUNCAN PKSgranted 2006-02-06cancelled 2007-07-17
Successor callsigns
Callsigns held now by people who previously held KU0DM.
- MACLACHLAN, Duncan PKSgranted 2017-10-06