Confidence: Medium · Source: FCC ULS · As of 2026-09-14
KD5ELK callsign genealogy
Currently held by Horrocks, Derek
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 KD5ELK's current licensee, walking backwards.
- Horrocks, DerekNMgranted 2022-02-14cancelled 2022-03-05
Successor callsigns
Callsigns held now by people who previously held KD5ELK.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign KD5ELK, oldest first.
- YORK, MICHAEL J TX1998-09-28 → cancelled 2010-06-10
- Horrocks, Derek ID2022-03-05 active