Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KD4SC callsign genealogy
Currently held by Corley, Stephen H
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 KD4SC's current licensee, walking backwards.
- Corley, Stephen HSCgranted 2013-07-30cancelled 2018-09-05
Successor callsigns
Callsigns held now by people who previously held KD4SC.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign KD4SC, oldest first.
- BUMGARDNER, CLOYD O KY2006-05-31 → cancelled 2018-06-01
- Corley, Stephen H SC2018-09-05 active