Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KC0GRE callsign genealogy
Currently held by KUTCHKO, MARY 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 KC0GRE's current licensee, walking backwards.
- GOBEN, JASON MMOgranted 2023-06-08cancelled 2023-06-27
Successor callsigns
Callsigns held now by people who previously held KC0GRE.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign KC0GRE, oldest first.
- KUTCHKO, MARY E MO1999-11-04 → cancelled 2011-11-05
- GOBEN, JASON M MO2023-06-27 active