Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KD7DS callsign genealogy
Currently held by SUMNER, ERNEST D
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 KD7DS's current licensee, walking backwards.
- SUMNER, ERNEST Dcancelled 1997-10-01
Successor callsigns
Callsigns held now by people who previously held KD7DS.
No current licensee on record previously held this callsign.