Confidence: Medium · Source: FCC ULS · As of 2026-09-12
N9DAM callsign genealogy
Currently held by Milem, Dallas
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 N9DAM's current licensee, walking backwards.
- Milem, DallasINgranted 2021-08-27cancelled 2023-03-31
Successor callsigns
Callsigns held now by people who previously held N9DAM.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign N9DAM, oldest first.
- SUMMERS, CHARLES W WI2007-05-09 → cancelled 2019-06-20
- Milem, Dallas IN2023-03-31 active