Confidence: Medium · Source: FCC ULS · As of 2026-09-14
KF4CRC callsign genealogy
Currently held by Clayton Jr, Charles R
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 KF4CRC's current licensee, walking backwards.
- Clayton Jr, Charles RTNgranted 2020-11-17cancelled 2022-11-08
Successor callsigns
Callsigns held now by people who previously held KF4CRC.
- Clayton Jr, Charles RTNgranted 2023-03-03
All historical holders
Every license row we've seen with the callsign KF4CRC, oldest first.
- COMBS, DONNA K VA1995-08-19 → cancelled 2007-08-21
- Cahaba Radio Club AL2010-06-04 → cancelled 2022-06-07
- Clayton Jr, Charles R TN2022-11-08 → cancelled 2023-03-03