Confidence: Medium · Source: FCC ULS · As of 2026-09-12
WD4LT callsign genealogy
Currently held by Thacker, Dorsey 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 WD4LT's current licensee, walking backwards.
Successor callsigns
Callsigns held now by people who previously held WD4LT.
No current licensee on record previously held this callsign.