Confidence: Medium · Source: FCC ULS · As of 2026-09-12
K1MMD callsign genealogy
Currently held by Dunn, Matthew M
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 K1MMD's current licensee, walking backwards.
- MONTES, MILCIADESRIgranted 2022-01-24cancelled 2022-02-11
Successor callsigns
Callsigns held now by people who previously held K1MMD.
- DUNN, MATTHEW MVAgranted 2018-04-26
All historical holders
Every license row we've seen with the callsign K1MMD, oldest first.
- Dunn, Matthew M VA2005-07-08 → cancelled 2008-05-06
- MONTES, MILCIADES RI2022-02-11 active