Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KC0KCX callsign genealogy
Currently held by Sanger, Michael F
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 KC0KCX's current licensee, walking backwards.
- SANGER, MICHAEL FMOgranted 2020-07-30cancelled 2020-09-03
Successor callsigns
Callsigns held now by people who previously held KC0KCX.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign KC0KCX, oldest first.
- Sanger, Michael F MO2001-03-21 → cancelled 2013-03-22
- SANGER, MICHAEL F MO2020-09-03 active