Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KD4XT callsign genealogy
Currently held by Whittington, Ricky K
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 KD4XT's current licensee, walking backwards.
- Whittington, Ricky KFLgranted 2012-04-10cancelled 2021-01-05
Successor callsigns
Callsigns held now by people who previously held KD4XT.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign KD4XT, oldest first.
- Musick, Josiah C FL2000-10-13 → cancelled 2013-01-09
- Whittington, Ricky K FL2021-01-05 active