Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KD4RLS callsign genealogy
Currently held by MILLS JR, ROBERT E
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 KD4RLS's current licensee, walking backwards.
- Swicord, RachelTNgranted 2018-03-16cancelled 2018-04-03
Successor callsigns
Callsigns held now by people who previously held KD4RLS.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign KD4RLS, oldest first.
- MILLS JR, ROBERT E FL1992-07-28 → cancelled 2004-07-29
- Swicord, Rachel TN2018-04-03 active