Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KD4TLW callsign genealogy
Currently held by WILHITE, ELLEN L
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 KD4TLW's current licensee, walking backwards.
- WHITBY, TIMOTHY LFLgranted 2009-10-02cancelled 2015-08-04
Successor callsigns
Callsigns held now by people who previously held KD4TLW.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign KD4TLW, oldest first.
- WILHITE, ELLEN L FL1994-11-17 → cancelled 2006-01-19
- Whitby, Timothy L FL2015-08-04 active