Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KD4DAN callsign genealogy
Currently held by SWEAZY, WINFORD C
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 KD4DAN's current licensee, walking backwards.
- Temkin, Daniel EFLgranted 2026-01-21cancelled 2026-03-13
Successor callsigns
Callsigns held now by people who previously held KD4DAN.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign KD4DAN, oldest first.
- SWEAZY, WINFORD C KY2011-07-11 → cancelled 2023-07-25
- Temkin, Daniel E FL2026-03-13 active