Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KO4DON callsign genealogy
Currently held by OHANESON, DONALD 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 KO4DON's current licensee, walking backwards.
- OHANESON, DONALD EVAgranted 2019-02-11cancelled 2019-03-09
Successor callsigns
Callsigns held now by people who previously held KO4DON.
- OHANESON, DONALD EVAgranted 2021-01-05