Confidence: Medium · Source: FCC ULS · As of 2026-09-12
W4FDD callsign genealogy
Currently held by Dudley, Felix 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 W4FDD's current licensee, walking backwards.
- Dudley, Felix DALgranted 2008-04-04cancelled 2008-05-09
Successor callsigns
Callsigns held now by people who previously held W4FDD.
No current licensee on record previously held this callsign.