Confidence: Medium · Source: FCC ULS · As of 2026-09-12
K1DRM callsign genealogy
Currently held by McDonald, David R
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 K1DRM's current licensee, walking backwards.
- McDonald, David RRIgranted 2001-12-10cancelled 2002-04-02
Successor callsigns
Callsigns held now by people who previously held K1DRM.
No current licensee on record previously held this callsign.