Confidence: Medium · Source: FCC ULS · As of 2026-09-12
K4FD callsign genealogy
Currently held by WISE, DAN S
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 K4FD's current licensee, walking backwards.
- WISE, DAN SNCgranted 2002-10-02cancelled 2011-02-25
Successor callsigns
Callsigns held now by people who previously held K4FD.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign K4FD, oldest first.
- MUESSIG, WILLIAM W FL1989-02-07 → cancelled 1998-09-05
- MC DONNELL, BARRY O FL2000-09-26 → cancelled 2005-08-01
- WISE, DAN S NC2020-12-01 active