Confidence: Medium · Source: FCC ULS · As of 2026-09-14
KD4JRD callsign genealogy
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 KD4JRD's current licensee, walking backwards.
- DILLARD JR, JAMES RGAgranted 2011-09-17cancelled 2017-11-03
Successor callsigns
Callsigns held now by people who previously held KD4JRD.
- AUSTIN, JOSEPH DKYgranted 2019-10-31
All historical holders
Every license row we've seen with the callsign KD4JRD, oldest first.
- Dillard Jr., James R GA2017-11-03 active
- —— → cancelled 1999-02-10