Confidence: Medium · Source: FCC ULS · As of 2026-09-14
K4OXO callsign genealogy
Currently held by Tristani, Victor E
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 K4OXO's current licensee, walking backwards.
- Tristani, Victor EFLgranted 2017-11-13cancelled 2018-01-26
Successor callsigns
Callsigns held now by people who previously held K4OXO.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign K4OXO, oldest first.
- RAGER, MARY NELL P TN2002-01-25 → cancelled 2014-01-28
- Tristani, Victor E FL2018-01-26 active