Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KC0RJC callsign genealogy
Currently held by Childs MR, Ralph J
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 KC0RJC's current licensee, walking backwards.
- Childs, Ralph JMOgranted 2022-05-12cancelled 2022-06-22
Successor callsigns
Callsigns held now by people who previously held KC0RJC.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign KC0RJC, oldest first.
- Williams, Jared L MO2003-12-03 → cancelled 2015-12-04
- Childs MR, Ralph J MO2022-06-22 active