Confidence: Medium · Source: FCC ULS · As of 2026-09-14
KD5KSG callsign genealogy
Currently held by Simons, Mitchell Q
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 KD5KSG's current licensee, walking backwards.
- Cook, Carl DTXgranted 2025-07-15cancelled 2025-08-05
Successor callsigns
Callsigns held now by people who previously held KD5KSG.
- Simons, Mitchell QTXgranted 2020-07-29
All historical holders
Every license row we've seen with the callsign KD5KSG, oldest first.
- Simons, Mitchell Q TX2000-06-21 → cancelled 2000-07-28
- Cook, Carl D TX2025-08-05 active