Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KD6AMM callsign genealogy
Currently held by Selden, Michael
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 KD6AMM's current licensee, walking backwards.
- Damm, Michael ACAgranted 2022-07-22cancelled 2022-08-09
Successor callsigns
Callsigns held now by people who previously held KD6AMM.
- Selden, MichaelCAgranted 2011-06-30cancelled 2023-09-06
All historical holders
Every license row we've seen with the callsign KD6AMM, oldest first.
- Selden, Michael CA1991-09-03 → cancelled 2001-02-05
- Damm, Michael A CA2022-08-09 active