Confidence: Medium · Source: FCC ULS · As of 2026-09-14
WB4WDE callsign genealogy
Currently held by FEDER JR, LEO 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 WB4WDE's current licensee, walking backwards.
- HILDRETH, MICHAEL JNCgranted 2010-05-17cancelled 2019-01-01
Successor callsigns
Callsigns held now by people who previously held WB4WDE.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign WB4WDE, oldest first.
- FEDER JR, LEO D TN1987-08-11 → cancelled 1999-08-16
- HILDRETH, MICHAEL J NC2019-01-01 active