Confidence: Medium · Source: FCC ULS · As of 2026-09-12
K5LEO callsign genealogy
Currently held by WIESE, LEO J
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 K5LEO's current licensee, walking backwards.
- Leonhardt, Richard DAZgranted 2015-12-08cancelled 2018-11-24
Successor callsigns
Callsigns held now by people who previously held K5LEO.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign K5LEO, oldest first.
- WIESE, LEO J TX2006-08-08 → cancelled 2018-11-06
- Leonhardt, Richard D AZ2018-11-24 active