Confidence: Medium · Source: FCC ULS · As of 2026-09-12
K4YDI callsign genealogy
Currently held by LUNSFORD, RAYMOND 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 K4YDI's current licensee, walking backwards.
- Chausse Jr, Thomas EFLgranted 2020-03-16cancelled 2020-04-07
Successor callsigns
Callsigns held now by people who previously held K4YDI.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign K4YDI, oldest first.
- LUNSFORD, RAYMOND E AL2007-05-09 → cancelled 2019-07-30
- Chausse Jr, Thomas E SC2020-04-07 active