Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KF5MSC callsign genealogy
Currently held by CARLSON, MICHAEL S
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 KF5MSC's current licensee, walking backwards.
- CARLSON, MICHAEL STXgranted 2010-12-23cancelled 2011-02-15
Successor callsigns
Callsigns held now by people who previously held KF5MSC.
No current licensee on record previously held this callsign.