Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KW4RO callsign genealogy
Currently held by Milenovic, Zoran
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 KW4RO's current licensee, walking backwards.
- KQ4ZIIcancelledRED OAKS RADIOFLgranted 2024-12-05cancelled 2024-12-24
Successor callsigns
Callsigns held now by people who previously held KW4RO.
- Milenovic, ZoranFLgranted 2016-03-25
All historical holders
Every license row we've seen with the callsign KW4RO, oldest first.
- Milenovic, Zoran FL2015-11-18 → cancelled 2016-03-25
- RED OAKS RADIO FL2024-12-24 active