Confidence: Medium · Source: FCC ULS · As of 2026-09-12
K4TTD callsign genealogy
Currently held by Wimbish, George E
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 K4TTD's current licensee, walking backwards.
- KQ4APAcancelledTTD Amateur Radio ClubALgranted 2022-05-19cancelled 2022-06-07
Successor callsigns
Callsigns held now by people who previously held K4TTD.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign K4TTD, oldest first.
- Wimbish, George E NC2008-11-01 → cancelled 2020-11-20
- TTD Amateur Radio Club AL2022-06-07 active