Confidence: Medium · Source: FCC ULS · As of 2026-09-14
KF4SNO callsign genealogy
Currently held by TUCKER, MICHAEL D
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 KF4SNO's current licensee, walking backwards.
- Mallari-Tucker, Michael DORgranted 2021-02-17
Successor callsigns
Callsigns held now by people who previously held KF4SNO.
- Mallari-Tucker, Michael DORgranted 2021-02-17