Confidence: Medium · Source: FCC ULS · As of 2026-09-14
KU4C callsign genealogy
Currently held by LADD JR, FRED G
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 KU4C's current licensee, walking backwards.
- MC CLOUD JR, JAMES RVAgranted 2002-03-01cancelled 2006-04-28
- KB4NIGno FCC ULS record on file
Successor callsigns
Callsigns held now by people who previously held KU4C.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign KU4C, oldest first.
- LADD JR, FRED G FL1994-07-15 → cancelled 2001-02-08
- MC CLOUD JR, JAMES R VA2026-02-24 active