Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KO3KOR callsign genealogy
Currently held by KORADE, DOUGLAS M
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 KO3KOR's current licensee, walking backwards.
- KORADE, DOUGLAS MMDgranted 2015-03-26cancelled 2015-04-17
Successor callsigns
Callsigns held now by people who previously held KO3KOR.
No current licensee on record previously held this callsign.