Confidence: Medium · Source: FCC ULS · As of 2026-09-14
KC0MTN callsign genealogy
Currently held by ELLINGSON, JON R
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 KC0MTN's current licensee, walking backwards.
- Iverson, BrettCOgranted 2023-12-23cancelled 2024-04-19
Successor callsigns
Callsigns held now by people who previously held KC0MTN.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign KC0MTN, oldest first.
- ELLINGSON, JON R IA2012-03-27 → cancelled 2024-03-28
- Iverson, Brett CO2024-04-19 active