Confidence: Medium · Source: FCC ULS · As of 2026-09-14
KD4DRR callsign genealogy
Currently held by Ross, David 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 KD4DRR's current licensee, walking backwards.
- Ross, David RGAgranted 2013-12-03cancelled 2020-02-01
Successor callsigns
Callsigns held now by people who previously held KD4DRR.
- Ross, David RGAgranted 2022-08-09
All historical holders
Every license row we've seen with the callsign KD4DRR, oldest first.
- GOODWIN, MILLARD G KY1991-08-06 → cancelled 2003-08-07
- Ross, David R GA2020-02-01 → cancelled 2022-08-09