Confidence: Medium · Source: FCC ULS · As of 2026-09-14
KD5MDY callsign genealogy
Currently held by Wolfert, Roger 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 KD5MDY's current licensee, walking backwards.
- YOUNG, MICHELINE DTXgranted 2024-04-30cancelled 2024-05-18
Successor callsigns
Callsigns held now by people who previously held KD5MDY.
- YOUNG, MICHELINE DTXgranted 2024-07-19
All historical holders
Every license row we've seen with the callsign KD5MDY, oldest first.
- Wolfert, Roger M TX2000-11-02 → cancelled 2012-11-03
- YOUNG, MICHELINE D TX2024-05-18 → cancelled 2024-07-19