Confidence: Medium · Source: FCC ULS · As of 2026-09-12
K3MCD callsign genealogy
Currently held by McDiarmid, Michael S
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 K3MCD's current licensee, walking backwards.
- McDiarmid, Michael SMDgranted 2003-06-10cancelled 2009-11-10
Successor callsigns
Callsigns held now by people who previously held K3MCD.
No current licensee on record previously held this callsign.