Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KC0FSH callsign genealogy
Currently held by Inmon, Mark
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 KC0FSH's current licensee, walking backwards.
- Inmon, MarkMOgranted 2024-01-17cancelled 2024-02-06
Successor callsigns
Callsigns held now by people who previously held KC0FSH.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign KC0FSH, oldest first.
- DIXON, KEVIN D KS1999-05-05 → cancelled 2011-05-06
- Inmon, Mark MO2024-02-06 active