Confidence: Medium · Source: FCC ULS · As of 2026-09-12
K7MDD callsign genealogy
Currently held by Downard, Michael D
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 K7MDD's current licensee, walking backwards.
- Downard, Michael DORgranted 2009-01-13cancelled 2010-04-06
Successor callsigns
Callsigns held now by people who previously held K7MDD.
No current licensee on record previously held this callsign.