Confidence: Medium · Source: FCC ULS · As of 2026-09-12
K4KCD callsign genealogy
Currently held by DUTHU, KEVIN 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 K4KCD's current licensee, walking backwards.
- Duthu, Kevin CTNgranted 2022-09-08cancelled 2022-09-27
Successor callsigns
Callsigns held now by people who previously held K4KCD.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign K4KCD, oldest first.
- BURKHARDT, GEORGE A AL1995-06-07 → cancelled 2007-06-08
- DUTHU, KEVIN C TN2022-09-27 active