Confidence: Medium · Source: FCC ULS · As of 2026-09-12
W5MMD callsign genealogy
Currently held by DUNNAM, ANDREW E
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 W5MMD's current licensee, walking backwards.
- DUNNAM, ANDREW EARgranted 2026-03-13cancelled 2026-04-03
Successor callsigns
Callsigns held now by people who previously held W5MMD.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign W5MMD, oldest first.
- ROCK ISLAND ARC TX1998-09-02 → cancelled 2010-09-03
- DUNNAM, ANDREW E AR2026-04-03 active