Confidence: Medium · Source: FCC ULS · As of 2026-09-12
K0DIY callsign genealogy
Currently held by KOHLER SR, JAMES Q
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 K0DIY's current licensee, walking backwards.
- Edwards, Chad MWAgranted 2013-11-19cancelled 2016-04-29
Successor callsigns
Callsigns held now by people who previously held K0DIY.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign K0DIY, oldest first.
- KOHLER SR, JAMES Q KS1996-11-15 → cancelled 2008-11-18
- Edwards, Chad M WA2016-04-29 active