Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KD4SYG callsign genealogy
Currently held by BARTON, ROSS 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 KD4SYG's current licensee, walking backwards.
- BARTON, ROSS EOHgranted 2024-04-30cancelled 2024-05-18
Successor callsigns
Callsigns held now by people who previously held KD4SYG.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign KD4SYG, oldest first.
- BARTON, ROSS E GA1992-09-15 → cancelled 2004-09-16
- BARTON, ROSS E OH2024-05-18 active