Confidence: Medium · Source: FCC ULS · As of 2026-09-14
K0DKJ callsign genealogy
Currently held by Johnson, Daniel K
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 K0DKJ's current licensee, walking backwards.
- Johnson, Daniel KILgranted 2020-09-21cancelled 2021-07-27
Successor callsigns
Callsigns held now by people who previously held K0DKJ.
- Johnson, Daniel KILgranted 2021-08-14
All historical holders
Every license row we've seen with the callsign K0DKJ, oldest first.
- HENDERSON, DAVID E MN1998-04-13 → cancelled 2010-04-14
- Johnson, Daniel K IL2021-07-27 → cancelled 2021-08-14