Confidence: Medium · Source: FCC ULS · As of 2026-10-24
KR4RC callsign genealogy
Currently held by Mitchell Jr, Robert C
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 KR4RC's current licensee, walking backwards.
Successor callsigns
Callsigns held now by people who previously held KR4RC.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign KR4RC, oldest first.
- THOMAS, MARK P FL1994-04-19 → cancelled 2006-04-20
- Mitchell Jr, Robert C NC2026-10-17 active