Confidence: Medium · Source: FCC ULS · As of 2026-09-12
K0CRC callsign genealogy
Currently held by Castle, Christopher
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 K0CRC's current licensee, walking backwards.
- Castle, ChristopherDEgranted 2023-10-14cancelled 2023-11-03
Successor callsigns
Callsigns held now by people who previously held K0CRC.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign K0CRC, oldest first.
- FITZJARRELL, KENYON C AR1995-01-20 → cancelled 2007-01-23
- Castle, Christopher DE2023-11-03 active