Confidence: Medium · Source: FCC ULS · As of 2026-09-14
KY4ODA callsign genealogy
Currently held by Day, John L
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 KY4ODA's current licensee, walking backwards.
- Day, John LTNgranted 2015-03-18cancelled 2021-02-27
Successor callsigns
Callsigns held now by people who previously held KY4ODA.
No current licensee on record previously held this callsign.