Confidence: Medium · Source: FCC ULS · As of 2026-09-14
KD6DT callsign genealogy
Currently held by JOHNSON, DONALD 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 KD6DT's current licensee, walking backwards.
- Schulze, Herbert RCAgranted 2017-11-27cancelled 2024-11-22
Successor callsigns
Callsigns held now by people who previously held KD6DT.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign KD6DT, oldest first.
- JOHNSON, DONALD M CA1995-01-31 → cancelled 2007-02-01
- Schulze, Herbert R NV2024-11-22 active