Confidence: Medium · Source: FCC ULS · As of 2026-09-12
K0ON callsign genealogy
Currently held by Barnes, Jacob 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 K0ON's current licensee, walking backwards.
- Barnes, Jacob MMNgranted 2015-01-09cancelled 2019-03-16
Successor callsigns
Callsigns held now by people who previously held K0ON.
- COLLINS, LARRY DARgranted 2017-02-25cancelled 2020-10-09
All historical holders
Every license row we've seen with the callsign K0ON, oldest first.
- COLLINS, LARRY D AR2016-12-06 → cancelled 2017-02-25
- Barnes, Jacob M MN2019-03-16 active