Confidence: Medium · Source: FCC ULS · As of 2026-09-12
W9DCM callsign genealogy
Currently held by McGregor, Douglas C
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 W9DCM's current licensee, walking backwards.
- McGregor, Douglas CINgranted 2017-04-21cancelled 2017-05-12
Successor callsigns
Callsigns held now by people who previously held W9DCM.
No current licensee on record previously held this callsign.