Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KM4ML callsign genealogy
Currently held by Leebove, Michael
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 KM4ML's current licensee, walking backwards.
- Leebove, MichaelFLgranted 2013-02-22cancelled 2021-03-30
Successor callsigns
Callsigns held now by people who previously held KM4ML.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign KM4ML, oldest first.
- RUCKER, RICHARD A VA2008-07-29 → cancelled 2020-10-27
- Leebove, Michael FL2021-03-30 active