Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KD5MM callsign genealogy
Currently held by Zimermann, Miguel 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 KD5MM's current licensee, walking backwards.
- Zimermann, Miguel RTXgranted 2025-01-08cancelled 2025-02-08
Successor callsigns
Callsigns held now by people who previously held KD5MM.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign KD5MM, oldest first.
- BROXSON, MICHAEL G NM2012-04-02 → cancelled 2024-06-18
- Zimermann, Miguel R TX2025-02-08 active