Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KD4ASS callsign genealogy
Currently held by WINGO, JONATHAN W
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 KD4ASS's current licensee, walking backwards.
Successor callsigns
Callsigns held now by people who previously held KD4ASS.
- LANDMICHAEL, MICHAEL AFLgranted 2024-10-16
All historical holders
Every license row we've seen with the callsign KD4ASS, oldest first.
- LANDMICHAEL, MICHAEL A TN2013-09-10 → cancelled 2014-12-02
- WINGO, JONATHAN W GA2023-12-19 active