Confidence: Medium · Source: FCC ULS · As of 2026-09-12
K6FSR callsign genealogy
Currently held by Semon, Sheldon
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 K6FSR's current licensee, walking backwards.
- Semon, SheldonCAgranted 2024-02-02cancelled 2024-02-23
Successor callsigns
Callsigns held now by people who previously held K6FSR.
No current licensee on record previously held this callsign.