Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KC4RAS callsign genealogy
Currently held by Rasmussen Jr, James 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 KC4RAS's current licensee, walking backwards.
- Rasmusssen Jr, James CSCgranted 2021-08-06cancelled 2021-08-24
Successor callsigns
Callsigns held now by people who previously held KC4RAS.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign KC4RAS, oldest first.
- WILLIS, CLOVER D VA1990-07-03 → cancelled 2002-07-04
- Rasmussen Jr, James C SC2021-08-24 active