Confidence: Medium · Source: FCC ULS · As of 2026-09-14
W4TDG callsign genealogy
Currently held by GREENLEAF, TODD D
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 W4TDG's current licensee, walking backwards.
- GREENLEAF, TODD DVAgranted 1996-11-05cancelled 2002-08-28
Successor callsigns
Callsigns held now by people who previously held W4TDG.
No current licensee on record previously held this callsign.