Confidence: Medium · Source: FCC ULS · As of 2026-09-14
K0TUF callsign genealogy
Currently held by Evertse, Mitchell
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 K0TUF's current licensee, walking backwards.
- Evertse, MitchellSDgranted 2025-06-25cancelled 2025-12-13
Successor callsigns
Callsigns held now by people who previously held K0TUF.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign K0TUF, oldest first.
- SWAIM, HAROLD B MO1987-09-15 → cancelled 1999-09-16
- Evertse, Mitchell SD2025-12-13 active